Slay the Spire 2 Potion
Stable Serum
Stable Serum is a uncommon potion from the shared pool. Retain your Hand for 2 turns.
- Rarity
- Uncommon
- Pool
- shared
Potion effect
Retain your Hand for 2 turns.
When to use it
Assign Stable Serum a job as soon as you pick it up: save HP in the next dangerous hallway, solve an elite turn, or cover a specific boss threshold. Holding a potion forever has zero value, while using it one fight too early can leave the real check uncovered.
Potion planning
Read the potion timing guide for slot management, replacement rules, and boss preparation.