Should I upgrade Discovery in Slay the Spire 2?

Compare the upgraded text: Choose 1 of 3 random cards to add into your Hand. It costs 0 Energy this turn.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.

What builds use Discovery?

Discovery is tagged as a Colorless card. Colorless cards can be picked by any class.

What character uses Discovery?

Discovery is tagged as a Colorless card. Colorless cards can be picked by any class.

Updated for Data 2026-03-17Early Access — numbers may shift with patches.

Discovery

Colorless · Skill · Uncommon · 1 cost

Base

Upgraded

Card text

Choose 1 of 3 random cards to add into your Hand. It costs 0 Energy this turn. Exhaust.

Discovery+

Choose 1 of 3 random cards to add into your Hand. It costs 0 Energy this turn.

Keywords

Exhaust

Build context

Colorless cards splash into every class. Browse the Colorless card pool and pair it with any class build hub for archetypes that want it.

Related cards

Discovery FAQ

Should I upgrade Discovery in Slay the Spire 2?: Compare the upgraded text: Choose 1 of 3 random cards to add into your Hand. It costs 0 Energy this turn.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
What builds use Discovery?: Discovery is tagged as a Colorless card. Colorless cards can be picked by any class.
What character uses Discovery?: Discovery is tagged as a Colorless card. Colorless cards can be picked by any class.

Patch history

SpireForge snapshots card text from Untapped exports dated 2026-03-17. When Mega Crit ships a balance patch, we re-run the scraper and refresh every affected URL—see /patches for the editorial log.