Skill Boosts

This page is up to date (v1.2.2).

Skill Boosts

This page contains a list of sources of boosts that affect all skills. The specific boosts covered here are:

• Experience Boosts
  • +X% Global Skill XP
  • +X% Non Combat Skill XP
• Mastery Boosts
  • +X% Global Mastery XP
  • +X% Mastery Pool XP Cap
  • +X Mastery Tokens received
• Preservation Boosts
  • +X% Chance to Preserve Resources in Skills
  • +X% Chance to Preserve Summoning Charges
  • +X% Chance to Preserve Consumable Slot Charges
  • +X% Chance To Preserve Potion Charges
• Doubling Boosts
  • +X% Chance To Double Items Globally
• Misc Boosts
  • Off Item Chance (Clue Chasers)

Note that this list does not include any Mastery rewards, most notably those provided by Firemaking.

Experience Boosts

Source	Type	Skill Boosts	Other Modifiers
Pit Jump	Agility Obstacle 3	+3% Global Skill XP	-4% Agility Skill XP
Tree Climb	Agility Obstacle 5	+4% Global Skill XP	-10% Ammo Preservation -10% Chance to Preserve Resources in Skills -10% Rune Preservation +3% Global Mastery XP
A Lovely Jog	Agility Obstacle 8	+5% Global Skill XP	-6% Global Mastery XP
Ancient Ring of Skills	Item (Ring)	+8% non-Combat Skill XP
Book of Scholars	Item (Shield, Passive)	+3% Global Skill XP	-15% Global GP (except Item Sales)
Candelabra (Lit)	Item (Consumable)	+4% non-Combat Skill XP	-3% Interval for all non-Combat Skills +4% Global Mastery XP +3% Chance to Preserve Resources in Skills
Cape of Completion	Item (Cape)	+5% Global Skill XP	Bypass Slayer Area item requirements for areas that require less than level 100 Slayer -20% Agility Obstacle Build Costs -50% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.5s Thieving Interval -0.5s Crafting Interval -15% Woodcutting Interval -15% Cooking Interval -50% Coal Costs for Smithing -15% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +5 Additional Runes of the same type in Runecrafting +50% Ammo Preservation +1 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Coal Ore per Ore Mined. (Item doubling does not apply) +100% chance to receive Ash per log burnt in Firemaking +2% Global Perfect Cook chance +100% chance to successfully Cook an item +15% Chance to Double Items in Runecrafting +5% Damage To Slayer Tasks +25% Farming Yield +100% chance to receive coal when burning logs in Firemaking +10% GP From Agility +100% GP From Thieving +10 Flat Hitpoints Regeneration +25% Mastery Pool XP Cap Items that reduce Rune costs are now 2x as effective +20% Chance to Preserve Resources in Summoning +25% Flat Slayer Area Effect Negation +10% Chance to preserve Summoning Charges +10 Base Quantity for Summoning Tablet Creation +150 Stealth while Thieving
Firemaking Skillcape	Item (Cape)	+5% Global Skill XP	+100% chance to receive Ash per log burnt in Firemaking +100% chance to receive coal when burning logs in Firemaking
Golden Wreath	Item (Helmet, Passive)	+3% non-Combat Skill XP	+100 GP gained when earning GP, except Alt. Magic and Item Sales +3% Global Mastery XP
Maximum Skillcape	Item (Cape)	+5% Global Skill XP	Bypass Slayer Area item requirements for areas that require less than level 100 Slayer -20% Agility Obstacle Build Costs -50% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.5s Thieving Interval -0.5s Crafting Interval -15% Woodcutting Interval -15% Cooking Interval -50% Coal Costs for Smithing -15% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +5 Additional Runes of the same type in Runecrafting +50% Ammo Preservation +1 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Coal Ore per Ore Mined. (Item doubling does not apply) +100% chance to receive Ash per log burnt in Firemaking +2% Global Perfect Cook chance +100% chance to successfully Cook an item +15% Chance to Double Items in Runecrafting +5% Damage To Slayer Tasks +25% Farming Yield +100% chance to receive coal when burning logs in Firemaking +10% GP From Agility +100% GP From Thieving +10 Flat Hitpoints Regeneration Items that reduce Rune costs are now 2x as effective +20% Chance to Preserve Resources in Summoning +25% Flat Slayer Area Effect Negation +10% Chance to preserve Summoning Charges +10 Base Quantity for Summoning Tablet Creation +150 Stealth while Thieving
Skillers Body	Item (Platebody)	+2% non-Combat Skill XP
Skillers Boots	Item (Boots)	+2% non-Combat Skill XP
Skillers Hat	Item (Helmet)	+2% non-Combat Skill XP
Skillers Leggings	Item (Platelegs)	+2% non-Combat Skill XP
Superior Cape of Completion	Item (Cape)	+8% Global Skill XP	Bypass All Slayer Area item requirements -30% Agility Obstacle Build Costs -20% Agility Pillar build costs -75% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.8s Thieving Interval -0.8s Crafting Interval -20% Woodcutting Interval -25% Cooking Interval -10% Summoning Interval -10% Astrology Interval -75% Coal Costs for Smithing -20% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +8 Additional Runes of the same type in Runecrafting +75% Ammo Preservation +2 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Bolts produced per action in Fletching +2 Coal Ore per Ore Mined. (Item doubling does not apply) +50% Chance to gain +1 additional bar in Smithing (Cannot be doubled) +100% Chance to gain +1 additional resource in Fishing (Cannot be doubled) +100% Chance to gain +1 additional resource in Fletching (Cannot be doubled) +15% Chance to gain +1 additional resource in Crafting (Cannot be doubled) +100% Chance to gain +1 additional resource in Herblore (Cannot be doubled) +20% Chance to Double Farming Yield +100% chance to receive Ash per log burnt in Firemaking +100% chance to receive Charcoal per burn in Firemaking +4% Global Perfect Cook chance +100% chance to successfully Cook an item +20% chance to avoid the stun interval and stun damage in Thieving when pickpocket attempt fails +25% Chance to Double Items in Runecrafting +1% chance to find a Lost Chest while Fishing (This is separate to the Special Fishing Chance) +5% Chance to Preserve Food when eaten +5% Chance To Preserve Potion Charge +5% Chance To Preserve Prayer Points +8% Damage To Slayer Tasks +40% Farming Yield +100% chance to receive coal when burning logs in Firemaking +20% GP From Agility +150% GP From Thieving +5% Chance to find gem veins when Mining +15 Flat Hitpoints Regeneration +5% Lifesteal +5% Magic Damage Bonus from Equipment +5% Melee Strength Bonus from Equipment +1 minimum Bird Nest's received from Woodcutting +5% of Maximum Hit added to Minimum Hit +5% Ranged Strength Bonus from Equipment +5% Reflect Damage +10% Rune Preservation Items that reduce Rune costs are now 4x as effective +25% Chance to Preserve Resources in Summoning +35% Flat Slayer Area Effect Negation +10% Slayer Coins +15% Chance to preserve Summoning Charges +10 Base Quantity for Summoning Tablet Creation +10% Summoning Maximum Hit +270 Stealth while Thieving
Superior Firemaking Skillcape	Item (Cape)	+8% Global Skill XP	+100% chance to receive Ash per log burnt in Firemaking +100% chance to receive Charcoal per burn in Firemaking +100% chance to receive coal when burning logs in Firemaking
Superior Max Skillcape	Item (Cape)	+8% Global Skill XP	Bypass All Slayer Area item requirements -30% Agility Obstacle Build Costs -20% Agility Pillar build costs -75% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.8s Thieving Interval -0.8s Crafting Interval -20% Woodcutting Interval -25% Cooking Interval -10% Summoning Interval -10% Astrology Interval -75% Coal Costs for Smithing -20% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +8 Additional Runes of the same type in Runecrafting +75% Ammo Preservation +2 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Bolts produced per action in Fletching +2 Coal Ore per Ore Mined. (Item doubling does not apply) +50% Chance to gain +1 additional bar in Smithing (Cannot be doubled) +100% Chance to gain +1 additional resource in Fishing (Cannot be doubled) +100% Chance to gain +1 additional resource in Fletching (Cannot be doubled) +15% Chance to gain +1 additional resource in Crafting (Cannot be doubled) +100% Chance to gain +1 additional resource in Herblore (Cannot be doubled) +20% Chance to Double Farming Yield +100% chance to receive Ash per log burnt in Firemaking +100% chance to receive Charcoal per burn in Firemaking +4% Global Perfect Cook chance +100% chance to successfully Cook an item +20% chance to avoid the stun interval and stun damage in Thieving when pickpocket attempt fails +25% Chance to Double Items in Runecrafting +1% chance to find a Lost Chest while Fishing (This is separate to the Special Fishing Chance) +5% Chance to Preserve Food when eaten +5% Chance To Preserve Potion Charge +5% Chance To Preserve Prayer Points +8% Damage To Slayer Tasks +40% Farming Yield +100% chance to receive coal when burning logs in Firemaking +20% GP From Agility +150% GP From Thieving +5% Chance to find gem veins when Mining +15 Flat Hitpoints Regeneration +5% Lifesteal +5% Magic Damage Bonus from Equipment +5% Melee Strength Bonus from Equipment +1 minimum Bird Nest's received from Woodcutting +5% of Maximum Hit added to Minimum Hit +5% Ranged Strength Bonus from Equipment +5% Reflect Damage +10% Rune Preservation Items that reduce Rune costs are now 4x as effective +25% Chance to Preserve Resources in Summoning +35% Flat Slayer Area Effect Negation +10% Slayer Coins +15% Chance to preserve Summoning Charges +10 Base Quantity for Summoning Tablet Creation +10% Summoning Maximum Hit +270 Stealth while Thieving
100 Hexes Mastered	Mastery Bonus	+5% Global Skill XP
Pyro	Pet	+1% Global Skill XP

Mastery Boosts

Source	Type	Skill Boosts	Other Modifiers
Tree Climb	Agility Obstacle 5	+3% Global Mastery XP	-10% Ammo Preservation -10% Chance to Preserve Resources in Skills -10% Rune Preservation +4% Global Skill XP
Tree Hang	Agility Obstacle 8	+5% Global Mastery XP	-6% Global Skill XP
Water Jump	Agility Obstacle 9	+3% Global Mastery XP	+8% Magic Maximum Hit +8% Melee Maximum Hit +8% Ranged Maximum Hit
Boulder Move	Agility Obstacle 10	+8% Global Mastery XP
Pit Maze	Agility Obstacle 11	+3% Global Mastery XP	-20% Chance to Preserve Resources in Skills +2% chance to receive a Quality Superior Gem while Mining Gem Veins or Meteorite Ore +15 Mining Node Hitpoints
Ice Trap	Agility Obstacle 13	+6% Global Mastery XP	-20% Auto Eat Efficiency -10% Damage To All Monsters
Water Dive	Agility Obstacle 15	+8% Global Mastery XP	-8% Global Skill XP
Elite Pillar of Expertise	Agility Pillar	+8% Global Mastery XP	-3% Interval for all non-Combat Skills +8% Chance to Double Items Globally +40% Global GP (except Item Sales)
Pillar of Skilling	Agility Pillar	+2% Global Mastery XP	+3% Chance to Double Items Globally +10% Farming Yield +3% Chance to Preserve Resources in Skills
Rosaniya	Constellation	+5% Global Mastery XP	+50 Bank Space +8% chance to receive a Quality Superior Gem while Mining Gem Veins or Meteorite Ore +4% chance to locate Stardust in Astrology +8% Chance to Double Items Globally +5% Global GP (except Item Sales)
Ancient Ring of Mastery	Item (Ring)	+7% Global Mastery XP
Candelabra (Lit)	Item (Consumable)	+4% Global Mastery XP	-3% Interval for all non-Combat Skills +3% Chance to Preserve Resources in Skills +4% non-Combat Skill XP
Cape of Completion	Item (Cape)	+25% Mastery Pool XP Cap	Bypass Slayer Area item requirements for areas that require less than level 100 Slayer -20% Agility Obstacle Build Costs -50% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.5s Thieving Interval -0.5s Crafting Interval -15% Woodcutting Interval -15% Cooking Interval -50% Coal Costs for Smithing -15% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +5 Additional Runes of the same type in Runecrafting +50% Ammo Preservation +1 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Coal Ore per Ore Mined. (Item doubling does not apply) +100% chance to receive Ash per log burnt in Firemaking +2% Global Perfect Cook chance +100% chance to successfully Cook an item +15% Chance to Double Items in Runecrafting +5% Damage To Slayer Tasks +25% Farming Yield +100% chance to receive coal when burning logs in Firemaking +10% GP From Agility +100% GP From Thieving +5% Global Skill XP +10 Flat Hitpoints Regeneration Items that reduce Rune costs are now 2x as effective +20% Chance to Preserve Resources in Summoning +25% Flat Slayer Area Effect Negation +10% Chance to preserve Summoning Charges +10 Base Quantity for Summoning Tablet Creation +150 Stealth while Thieving
Clown Hat	Item (Helmet)	+10% Global Mastery XP	-10% Chance to Preserve Resources in Skills -5% Global Skill XP
Golden Wreath	Item (Helmet, Passive)	+3% Global Mastery XP	+100 GP gained when earning GP, except Alt. Magic and Item Sales +3% non-Combat Skill XP
Mastery Magnet	Item (Consumable)	+1 Mastery Tokens received
200 Hexes Mastered	Mastery Bonus	+5% Global Mastery XP
Harold	Pet	+5% Global Mastery XP +50% Mastery Pool XP Cap	-0.1s Attack Interval -2% Interval for all non-Combat Skills -0.2s Monster Respawn Timer +3% Ammo Preservation +2% Chance to Double Items Globally +3% Chance To Preserve Potion Charge +5% Global GP (except Item Sales) +5% Accuracy Rating +5% Global Evasion +2% of Maximum Hit added to Minimum Hit +3% Rune Preservation +5% Slayer Coins +3% Chance to preserve Summoning Charges
Hex	Pet	+3% Global Mastery XP
Party Rock	Pet	+4% Global Mastery XP
Saki	Pet	+1% Global Mastery XP
Ty	Pet	+3% Global Mastery XP

Preservation Boosts

Source	Type	Skill Boosts	Other Modifiers
Pipe Balance	Agility Obstacle 3	+3% Chance to Preserve Resources in Skills	+3% Chance to deal no Damage to an Ore or Essence Mining Node +10 Mining Node Hitpoints
Coal Stones	Agility Obstacle 4	+3% Chance to Preserve Resources in Skills	-4% Global Skill XP +10% Food Healing Value +20% GP From Thieving
Tree Hop	Agility Obstacle 6	+5% Chance to Preserve Resources in Skills	+5% Ammo Preservation +5% Rune Preservation
Runic Trail	Agility Obstacle 8	+15% Chance to preserve Summoning Charges	-16% Chance to Preserve Resources in Herblore +5% Chance to Preserve Resources in Summoning +3 Base Quantity for Summoning Tablet Creation
Ice Jump	Agility Obstacle 9	+10% Chance to Preserve Resources in Skills	+5% Chance to Double Items Globally +20 Maximum Hitpoints +5% Food Healing Value +10 Mining Node Hitpoints
Lava Waterfall Dodge	Agility Obstacle 10	+10% Chance to Preserve Resources in Skills	+5% Ammo Preservation +10% Chance To Preserve Prayer Points +10% Rune Preservation
Cave Waters	Agility Obstacle 12	+15% Chance To Preserve Potion Charge	-6% Global Mastery XP -10% Chance to Preserve Resources in Herblore
Rune Crawl	Agility Obstacle 12	+10% Chance to preserve Summoning Charges	-20% Chance To Preserve Potion Charge -5% Summoning Interval +6 Base Quantity for Summoning Tablet Creation
Cave Trap	Agility Obstacle 13	+5% Chance To Preserve Potion Charge +5% Chance to preserve Summoning Charges	-50 Maximum Hitpoints -10% Chance to Preserve Resources in Skills
Lava Trail	Agility Obstacle 15	+15% Chance to Preserve Resources in Skills	-8% Global Mastery XP
Elite Pillar of Endowment	Agility Pillar	+20% chance to preserve Consumable Slot charges +20% Chance To Preserve Potion Charge +20% Chance to preserve Summoning Charges	+50 Bank Space +20 Base Quantity for Summoning Tablet Creation
Pillar of Generosity	Agility Pillar	+10% Chance To Preserve Potion Charge +5% Chance to preserve Summoning Charges	+10 Bank Space +10% Global GP (except Item Sales) +5 Charges per Potion
Pillar of Skilling	Agility Pillar	+3% Chance to Preserve Resources in Skills	+3% Chance to Double Items Globally +10% Farming Yield +2% Global Mastery XP
Qimican	Constellation	+5% Chance To Preserve Potion Charge +5% Chance to preserve Summoning Charges	-5% Herblore Interval -5% Summoning Interval +8% Chance to Double Items in Herblore +8% Chance to Double Items in Summoning +8% Herblore Mastery XP +8% Summoning Mastery XP +8% Herblore Skill XP +8% Summoning Skill XP
Alchemist's Bag	Item (Consumable)	+10% Chance To Preserve Potion Charge	+5 Charges per Potion
Alchemist's Bag II	Item (Consumable)	+15% Chance To Preserve Potion Charge	+8 Charges per Potion
Candelabra (Lit)	Item (Consumable)	+3% Chance to Preserve Resources in Skills	-3% Interval for all non-Combat Skills +4% Global Mastery XP +4% non-Combat Skill XP
Cape of Completion	Item (Cape)	+10% Chance to preserve Summoning Charges	Bypass Slayer Area item requirements for areas that require less than level 100 Slayer -20% Agility Obstacle Build Costs -50% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.5s Thieving Interval -0.5s Crafting Interval -15% Woodcutting Interval -15% Cooking Interval -50% Coal Costs for Smithing -15% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +5 Additional Runes of the same type in Runecrafting +50% Ammo Preservation +1 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Coal Ore per Ore Mined. (Item doubling does not apply) +100% chance to receive Ash per log burnt in Firemaking +2% Global Perfect Cook chance +100% chance to successfully Cook an item +15% Chance to Double Items in Runecrafting +5% Damage To Slayer Tasks +25% Farming Yield +100% chance to receive coal when burning logs in Firemaking +10% GP From Agility +100% GP From Thieving +5% Global Skill XP +10 Flat Hitpoints Regeneration +25% Mastery Pool XP Cap Items that reduce Rune costs are now 2x as effective +20% Chance to Preserve Resources in Summoning +25% Flat Slayer Area Effect Negation +10 Base Quantity for Summoning Tablet Creation +150 Stealth while Thieving
Crown of Rhaelyx	Item (Helmet)	+10% Chance to Preserve Resources in Skills
Maximum Skillcape	Item (Cape)	+10% Chance to preserve Summoning Charges	Bypass Slayer Area item requirements for areas that require less than level 100 Slayer -20% Agility Obstacle Build Costs -50% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.5s Thieving Interval -0.5s Crafting Interval -15% Woodcutting Interval -15% Cooking Interval -50% Coal Costs for Smithing -15% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +5 Additional Runes of the same type in Runecrafting +50% Ammo Preservation +1 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Coal Ore per Ore Mined. (Item doubling does not apply) +100% chance to receive Ash per log burnt in Firemaking +2% Global Perfect Cook chance +100% chance to successfully Cook an item +15% Chance to Double Items in Runecrafting +5% Damage To Slayer Tasks +25% Farming Yield +100% chance to receive coal when burning logs in Firemaking +10% GP From Agility +100% GP From Thieving +5% Global Skill XP +10 Flat Hitpoints Regeneration Items that reduce Rune costs are now 2x as effective +20% Chance to Preserve Resources in Summoning +25% Flat Slayer Area Effect Negation +10 Base Quantity for Summoning Tablet Creation +150 Stealth while Thieving
Old Summoning Amulet	Item (Amulet, Passive)	+10% Chance to preserve Summoning Charges	+10% Summoning Maximum Hit
Peasant Shirt	Item (Platebody)	+8% Chance to Preserve Resources in Skills	-30% Global GP (except Item Sales)
Potion Stirrer	Item (Weapon)	+10% Chance To Preserve Potion Charge	-0.1s Herblore Interval
Ring of Summoning	Item (Ring, Passive)	+5% Chance to preserve Summoning Charges	-0.2s Summoning Interval +8% Summoning Skill XP
Summoners Bag	Item (Consumable)	+10% Chance to preserve Summoning Charges	+10 Base Quantity for Summoning Tablet Creation
Summoning Scrolls	Item (Consumable)	+10% Chance to preserve Summoning Charges	+10% Chance to Preserve Resources in Summoning +15 Base Quantity for Summoning Tablet Creation
Summoning Skillcape	Item (Cape)	+10% Chance to preserve Summoning Charges	+20% Chance to Preserve Resources in Summoning +10 Base Quantity for Summoning Tablet Creation
Superior Cape of Completion	Item (Cape)	+5% Chance To Preserve Potion Charge +15% Chance to preserve Summoning Charges	Bypass All Slayer Area item requirements -30% Agility Obstacle Build Costs -20% Agility Pillar build costs -75% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.8s Thieving Interval -0.8s Crafting Interval -20% Woodcutting Interval -25% Cooking Interval -10% Summoning Interval -10% Astrology Interval -75% Coal Costs for Smithing -20% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +8 Additional Runes of the same type in Runecrafting +75% Ammo Preservation +2 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Bolts produced per action in Fletching +2 Coal Ore per Ore Mined. (Item doubling does not apply) +50% Chance to gain +1 additional bar in Smithing (Cannot be doubled) +100% Chance to gain +1 additional resource in Fishing (Cannot be doubled) +100% Chance to gain +1 additional resource in Fletching (Cannot be doubled) +15% Chance to gain +1 additional resource in Crafting (Cannot be doubled) +100% Chance to gain +1 additional resource in Herblore (Cannot be doubled) +20% Chance to Double Farming Yield +100% chance to receive Ash per log burnt in Firemaking +100% chance to receive Charcoal per burn in Firemaking +4% Global Perfect Cook chance +100% chance to successfully Cook an item +20% chance to avoid the stun interval and stun damage in Thieving when pickpocket attempt fails +25% Chance to Double Items in Runecrafting +1% chance to find a Lost Chest while Fishing (This is separate to the Special Fishing Chance) +5% Chance to Preserve Food when eaten +5% Chance To Preserve Prayer Points +8% Damage To Slayer Tasks +40% Farming Yield +100% chance to receive coal when burning logs in Firemaking +20% GP From Agility +150% GP From Thieving +5% Chance to find gem veins when Mining +8% Global Skill XP +15 Flat Hitpoints Regeneration +5% Lifesteal +5% Magic Damage Bonus from Equipment +5% Melee Strength Bonus from Equipment +1 minimum Bird Nest's received from Woodcutting +5% of Maximum Hit added to Minimum Hit +5% Ranged Strength Bonus from Equipment +5% Reflect Damage +10% Rune Preservation Items that reduce Rune costs are now 4x as effective +25% Chance to Preserve Resources in Summoning +35% Flat Slayer Area Effect Negation +10% Slayer Coins +10 Base Quantity for Summoning Tablet Creation +10% Summoning Maximum Hit +270 Stealth while Thieving
Superior Herblore Skillcape	Item (Cape)	+5% Chance To Preserve Potion Charge	x2 Items received from Herblore +100% Chance to gain +1 additional resource in Herblore (Cannot be doubled)
Superior Max Skillcape	Item (Cape)	+5% Chance To Preserve Potion Charge +15% Chance to preserve Summoning Charges	Bypass All Slayer Area item requirements -30% Agility Obstacle Build Costs -20% Agility Pillar build costs -75% Prayer Point Cost for Prayers (Prayer Point cost cannot go below 1) -0.8s Thieving Interval -0.8s Crafting Interval -20% Woodcutting Interval -25% Cooking Interval -10% Summoning Interval -10% Astrology Interval -75% Coal Costs for Smithing -20% Township Building Cost (Does not affect GP cost. Capped at -80%) x2 Items received from Fishing x2 Items received from Fletching x2 Items received from Herblore Create +8 Additional Runes of the same type in Runecrafting +75% Ammo Preservation +2 to base drop quantity of Stardust and Golden Stardust from Astrology +1 Bolts produced per action in Fletching +2 Coal Ore per Ore Mined. (Item doubling does not apply) +50% Chance to gain +1 additional bar in Smithing (Cannot be doubled) +100% Chance to gain +1 additional resource in Fishing (Cannot be doubled) +100% Chance to gain +1 additional resource in Fletching (Cannot be doubled) +15% Chance to gain +1 additional resource in Crafting (Cannot be doubled) +100% Chance to gain +1 additional resource in Herblore (Cannot be doubled) +20% Chance to Double Farming Yield +100% chance to receive Ash per log burnt in Firemaking +100% chance to receive Charcoal per burn in Firemaking +4% Global Perfect Cook chance +100% chance to successfully Cook an item +20% chance to avoid the stun interval and stun damage in Thieving when pickpocket attempt fails +25% Chance to Double Items in Runecrafting +1% chance to find a Lost Chest while Fishing (This is separate to the Special Fishing Chance) +5% Chance to Preserve Food when eaten +5% Chance To Preserve Prayer Points +8% Damage To Slayer Tasks +40% Farming Yield +100% chance to receive coal when burning logs in Firemaking +20% GP From Agility +150% GP From Thieving +5% Chance to find gem veins when Mining +8% Global Skill XP +15 Flat Hitpoints Regeneration +5% Lifesteal +5% Magic Damage Bonus from Equipment +5% Melee Strength Bonus from Equipment +1 minimum Bird Nest's received from Woodcutting +5% of Maximum Hit added to Minimum Hit +5% Ranged Strength Bonus from Equipment +5% Reflect Damage +10% Rune Preservation Items that reduce Rune costs are now 4x as effective +25% Chance to Preserve Resources in Summoning +35% Flat Slayer Area Effect Negation +10% Slayer Coins +10 Base Quantity for Summoning Tablet Creation +10% Summoning Maximum Hit +270 Stealth while Thieving
Superior Summoning Skillcape	Item (Cape)	+15% Chance to preserve Summoning Charges	-10% Summoning Interval +25% Chance to Preserve Resources in Summoning +10 Base Quantity for Summoning Tablet Creation +10% Summoning Maximum Hit
Harold	Pet	+3% Chance To Preserve Potion Charge +3% Chance to preserve Summoning Charges	-0.1s Attack Interval -2% Interval for all non-Combat Skills -0.2s Monster Respawn Timer +3% Ammo Preservation +2% Chance to Double Items Globally +5% Global GP (except Item Sales) +5% Accuracy Rating +5% Global Evasion +5% Global Mastery XP +50% Mastery Pool XP Cap +2% of Maximum Hit added to Minimum Hit +3% Rune Preservation +5% Slayer Coins
Mark	Pet	+10% Chance to preserve Summoning Charges

Doubling Boosts

Source	Type	Skill Boosts	Other Modifiers
Water Maze	Agility Obstacle 11	+10% Chance to Double Items Globally	-10% Global Skill XP
Aorpheat's Signet Ring	Item (Ring, Passive)	+10% Chance to Double Items Globally	-5% Chance to Double Items in Thieving -5% Chance To Double Loot in Combat +100% GP From Agility +100% GP from Firemaking +100% GP From Monsters +100% GP From Thieving
Elite Pillar of Expertise	Agility Pillar	+8% Chance to Double Items Globally	-3% Interval for all non-Combat Skills +40% Global GP (except Item Sales) +8% Global Mastery XP
Rosaniya	Constellation	+8% Chance to Double Items Globally	+50 Bank Space +8% chance to receive a Quality Superior Gem while Mining Gem Veins or Meteorite Ore +4% chance to locate Stardust in Astrology +5% Global GP (except Item Sales) +5% Global Mastery XP
Ring of Wealth	Item (Ring, Passive)	+7% Chance to Double Items Globally	-3% Chance to Preserve Resources in Skills
Ice Jump	Agility Obstacle 9	+5% Chance to Double Items Globally	+20 Maximum Hitpoints +5% Food Healing Value +10% Chance to Preserve Resources in Skills +10 Mining Node Hitpoints
Balance Trap	Agility Obstacle 13	+5% Chance to Double Items Globally	-30% GP From Agility +10% Agility Interval
Pillar of Skilling	Agility Pillar	+3% Chance to Double Items Globally	+10% Farming Yield +2% Global Mastery XP +3% Chance to Preserve Resources in Skills
Harold	Pet	+2% Chance to Double Items Globally	-0.1s Attack Interval -2% Interval for all non-Combat Skills -0.2s Monster Respawn Timer +3% Ammo Preservation +3% Chance To Preserve Potion Charge +5% Global GP (except Item Sales) +5% Accuracy Rating +5% Global Evasion +5% Global Mastery XP +50% Mastery Pool XP Cap +2% of Maximum Hit added to Minimum Hit +3% Rune Preservation +5% Slayer Coins +3% Chance to preserve Summoning Charges
Penelope	Pet	+2% Chance to Double Items Globally
Ace	Pet	+1% Chance to Double Items Globally
Aquarias	Pet	+1% Chance to Double Items Globally

Misc Boosts

Source	Type	Skill Boosts
Clue Chasers Insignia	Item (Amulet)	10% increased chance to receive Global Rare Items, Mastery Tokens, Bird Nests from Woodcutting, Gems from Mining, and Coal from Firemaking
Ghostly Parrot	Item (Cape)	10% increased chance to receive Global Rare Items, Mastery Tokens, Bird Nests from Woodcutting, Gems from Mining, and Coal from Firemaking

Melvor Idle version v1.2.2 (Released: 15th November 2023)
Combat: Attack Strength Defence Hitpoints Ranged Magic Prayer Slayer
Skills: Woodcutting Fishing Firemaking Cooking Mining Smithing Thieving Farming Fletching Crafting Runecrafting Herblore Agility Summoning Astrology Township Cartography Archaeology Alternative Magic
Other: Beginners Guide Guides Bank Combat Mastery Money Making Shop Easter Eggs Pets Golbin Raid Full Version Throne of the Herald Atlas of Discovery
Reference Tables: Items, Equipment, Experience Table, Upgrading Items, Combat Areas, Slayer Areas, Dungeons, Chest Loot Tables, Monsters, Monster Loot Tables