Should I upgrade Sacrifice in Slay the Spire 2?

Compare the upgraded text: Cost changes from 1 to 0. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.

What builds use Sacrifice?

Sacrifice appears in 1 tracked build: Osty's Warband (A-tier, core card).

What character uses Sacrifice?

Sacrifice 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.

Sacrifice

Necrobinder · Skill · Rare · 1 cost

Base

Upgraded

Card text

Retain. If Osty is alive, he dies and you gain Block equal to double his Max HP.

Sacrifice+

Cost changes from 1 to 0

Builds that use Sacrifice

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

AOsty's WarbandNecrobinder · Core card

Keywords

Retain

Build context

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

Related cards

Sacrifice FAQ

Should I upgrade Sacrifice in Slay the Spire 2?: Compare the upgraded text: Cost changes from 1 to 0. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
What builds use Sacrifice?: Sacrifice appears in 1 tracked build: Osty's Warband (A-tier, core card).
What character uses Sacrifice?: Sacrifice 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.