WritheUnplayable.
Innate.
Curse
Add to deck
Innate
Start each combat with this card in your hand.
Unplayable
Unplayable cards cannot be played from your hand.

Writhe

Obtained

granted byThe Mausoleumgranted byWinding Hallsrandom Curse fromCursed Keyrandom Curse fromAccursedrandom Curse fromMatch and Keep!random Curse fromCursed Runrandom Curse fromNeowNeowObtain a Curse

Slay the Spire 2

Writhe

Same in Slay the Spire 2