Slay the Spire Wiki

Icon Strength.png Strength is a buff that increases damage dealt by Attacks.

Each point of Icon Strength.png Strength gives +1 damage per hit.

Both the player characters and many enemy types are capable of gaining Icon Strength.png Strength.

Bonus damage from Icon Strength.png Strength is added to the calculation first before other modifiers such as Icon Vulnerable.png Vulnerable, Icon Weak.png Weak, Wrath, or Divinity.

It is possible to have negative stacks of Icon Strength.png Strength. For every negative stack, damage dealt is reduced by one per hit.



Ironclad Cards[]

  • Flex - 2 (4) Icon Strength.png Strength. At the end of your turn, lose 2(4) Icon Strength.png Strength.
  • Inflame - 2 (3) Icon Strength.png Strength.
  • Rupture - 1 (2) Icon Strength.png Strength whenever you lose HP from a card.
  • Spot Weakness - 3 (4) Icon Strength.png Strength if target enemy intends to attack.
  • Demon Form - 2 (3) Icon Strength.png Strength at the start of your turn.
  • Limit Break - Doubles your Icon Strength.png Strength.

Defect Cards[]

Watcher Cards[]

Neutral Cards[]


  • Vajra.png Vajra - 1 Icon Strength.png Strength.
  • Girya.png Girya - Adds the Train.png Lift option to Rest Site. Use to gain a permanent 1 Icon Strength.png Strength, up to 3 times per run.
  • Shuriken.png Shuriken - 1 Icon Strength.png Strength for every 3 Attack cards played in a single turn.
  • Du-VuDoll.png Du-Vu Doll - 1 Icon Strength.png Strength for each Curse in your deck.
  • Sling.png Sling of Courage - 2 Icon Strength.png Strength at the start of each Elite combat.
  • MutagenicStrength.png Mutagenic Strength - 3 Icon Strength.png Strength at the start each combat that is lost at the end of your turn.



Update History[]

  • Weekly Patch 51: Recursion
    • Fixed issue where Jaxxed achievement was obtained when enemies gained 50 Strength.
    • Negative Strength power typo fix.
  • Weekly Patch 50: The Final Act
    • Red Skull relic's Strength gain is now correctly applied to the cards in your hand at start of combats.
  • Weekly Patch 48: Creative AI
    • Certain enemies no longer gain extra strength when removing Piercing Wail or Dark Shackles from themselves.
  • Weekly Patch 44: Chrysalis
    • Hotfix: BUG FIX: Red Skull relic now correctly loses bonus strength when healing above 50% HP.
  • Weekly Patch 42: Reboot
    • Fixed issue where upgraded card from Warped Tongs wasn't showing the correct value if you had Strength/Dexterity.
  • Weekly Patch 22: Testing the Chird Character
    • Localization: Strength and Dexterity power can now properly utilize localized periods.
  • Weekly Patch 6: We're Back!
    • Corpse Explosion is now affected by Powers (Vulnerable, Strength, Pen Nib, etc)
  • Weekly Patch 2: Slimes!
    • Strength and Dexterity now cap at 999 and -999.