Antewise

Backstab — Silent Attack 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.
Backstab card art
Backstab

Deal 11 damage.

CharacterSilent
TypeAttack
RarityUncommon
Cost0 Energy
TargetAnyEnemy
KeywordsExhaust, Innate

Card text

Deal 11 damage.

Upgraded: Deal 15 damage.

Other Silent cards at 0 Energy

Other cards with Exhaust / Innate

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 Backstab do in Slay the Spire 2?

Deal 11 damage.

What does upgrading Backstab change?

Deal 15 damage.

How much does Backstab cost?

0 Energy. It is a Uncommon Attack 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.