Should I upgrade Countdown in Slay the Spire 2?

Compare the upgraded text: At the start of your turn, apply 9 Doom to a random enemy.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.

What builds use Countdown?

Countdown appears in 1 tracked build: The Doom Clock (A-tier, core card).

What character uses Countdown?

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

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

Countdown

Necrobinder · Power · Uncommon · 1 cost

Base

Countdown

Upgraded

Countdown+

Card text

At the start of your turn, apply 6 Doom to a random enemy.

Countdown+

At the start of your turn, apply 9 Doom to a random enemy.

Builds that use Countdown

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

AThe Doom ClockNecrobinder · Core card

Keywords

Doom

Build context

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

Related cards

Countdown FAQ

Should I upgrade Countdown in Slay the Spire 2?: Compare the upgraded text: At the start of your turn, apply 9 Doom to a random enemy.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
What builds use Countdown?: Countdown appears in 1 tracked build: The Doom Clock (A-tier, core card).
What character uses Countdown?: Countdown is tagged as a Necrobinder card. See the Necrobinder 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.