Antewise

Thunder — Defect 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.
Thunder card art
Thunder

Whenever you Evoke Lightning, deal 6 damage to each enemy hit.

CharacterDefect
TypePower
RarityUncommon
Cost1 Energy
TargetSelf

Card text

Whenever you Evoke Lightning, deal 6 damage to each enemy hit.

Upgraded: Whenever you Evoke Lightning, deal 8 damage to each enemy hit.

What it applies

  • Thunder × 6

Other Defect cards at 1 Energy

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 Thunder do in Slay the Spire 2?

Whenever you Evoke Lightning, deal 6 damage to each enemy hit.

What does upgrading Thunder change?

Whenever you Evoke Lightning, deal 8 damage to each enemy hit.

How much does Thunder cost?

1 Energy. It is a Uncommon 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.