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Reaper Form — Necrobinder Power Card in Slay the Spire 2

Updated 17 Oct 2026 Source Slay the Spire 2 card data (spire-codex.com API), 577 cards retrieved 17 October 2026 By
Data status: The facts on this page were checked against the source named above. Game values can still shift with a patch, so re-check anything that looks off.
Reaper Form card art
Reaper Form

Whenever Attacks deal damage, apply that much Doom.

CharacterNecrobinder
TypePower
RarityRare
Cost3 Energy
TargetSelf

Card text

Whenever Attacks deal damage, apply that much Doom.

This card has no upgraded text in the card data, so it does not change on upgrade or the change is not text.

Other Necrobinder cards at 3 Energy

  • Demesne — At the start of your turn, gain 1 Energy and draw 1 additional card.
  • End of Days — Apply 29 Doom to ALL enemies. Kill enemies with at least as much Doom as HP.
  • Melancholy — Gain 13 Block. Reduce this card's cost by 1 Energy whenever ANYONE dies.
  • Reanimate — Summon 20.
  • Reap — Deal 27 damage.
  • Squeeze — Osty deals 25 damage. Deals 5 additional damage for ALL your other Osty Attacks.

Where to go next

All 577 cards — the full table, filterable by character. Efficiency tier list — every measurable card ranked.

Rarity system explains how often this card appears. Enchantments covers the modifiers that can change it.

Frequently asked questions

What does Reaper Form do in Slay the Spire 2?

Whenever Attacks deal damage, apply that much Doom.

How much does Reaper Form cost?

3 Energy. It is a Rare Power card.

More Slay the Spire 2 guides

Sources

Figures and item data on this site are read from the game’s own reference wiki before publishing. Where a value could not be confirmed there, the page says so instead of filling the gap.