Should I upgrade Chill in Slay the Spire 2?

Compare the upgraded text: Channel 1 Frost for each enemy.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.

What builds use Chill?

Chill appears in 1 tracked build: Permafrost Bastion (A-tier, core card).

What character uses Chill?

Chill is tagged as a Defect card. See the Defect build hub for archetypes that care about it.

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

Chill

Defect · Skill · Uncommon · 0 cost

Base

Upgraded

Card text

Channel 1 Frost for each enemy. Exhaust.

Chill+

Channel 1 Frost for each enemy.

Builds that use Chill

Archetypes that draft this card in real runs, with the role it plays.

APermafrost BastionDefect · Core card

Keywords

Exhaust Channel Frost

Build context

See the Defect build hub for archetypes that feature this card in real runs.

Related cards

Chill FAQ

Should I upgrade Chill in Slay the Spire 2?: Compare the upgraded text: Channel 1 Frost for each enemy.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
What builds use Chill?: Chill appears in 1 tracked build: Permafrost Bastion (A-tier, core card).
What character uses Chill?: Chill is tagged as a Defect card. See the Defect build hub for archetypes that care about it.

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.