Antewise

Voltaic — Defect Skill 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.
Voltaic card art
Voltaic

Channel Lightning equal to the Lightning already Channeled this combat.

CharacterDefect
TypeSkill
RarityRare
Cost3 Energy
TargetSelf
KeywordsExhaust

Card text

Channel Lightning equal to the Lightning already Channeled this combat.

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

Other Defect cards at 3 Energy

  • Creative AI — At the start of your turn, add a random Power into your Hand.
  • Echo Form — The first card you play each turn is played an extra time.
  • Ice Lance — Deal 19 damage. Channel 3 Frost.
  • Refract — Deal 9 damage twice. Channel 2 Glass.
  • Sunder — Deal 24 damage. If this kills an enemy, gain 3 Energy.

Other cards with Exhaust

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 Voltaic do in Slay the Spire 2?

Channel Lightning equal to the Lightning already Channeled this combat.

How much does Voltaic cost?

3 Energy. It is a Rare Skill 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.