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PurityRetain.
Exhaust up to 3 cards in your Hand.
Exhaust.Skill0
Purity+Retain.
Exhaust up to 5 cards in your Hand.
Exhaust.Skill0
Add to deck
Retain
Retained cards are not discarded at the end of turn.
Exhaust
Removed until the end of combat.

Purity

Purity+Retain.
Exhaust up to 5 cards in your Hand.
Exhaust.

Merchant price

StS2
Shop band
82–90GoldBase price: 75 Gold Colorless ×1.15 Shop roll: ×0.95–1.05

Slay the Spire

Purity
StS1StS2
KeywordsRetain

Mentioned in

Slay the Spire 2 update, 18 June 2026: RNG rework, Steam Workshop, BestiarySlay the Spire 2 patch, 21 May 2026: Infested Prism rework and enemy balance

Changed in

June 18, 2026Bug fix
May 21, 2026Bug fix