Antewise

Rainbow — 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.
Rainbow card art
Rainbow

Channel 1 Lightning. Channel 1 Frost. Channel 1 Dark.

CharacterDefect
TypeSkill
RarityRare
Cost2 Energy
TargetSelf
KeywordsExhaust

Card text

Channel 1 Lightning. Channel 1 Frost. Channel 1 Dark.

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 2 Energy

  • Adaptive Strike — Deal 18 damage. Add a 01 Energy copy of this card into your Discard Pile.
  • All for One — Deal 10 damage. Put ALL 01 Energy cards from your Discard Pile into your Hand.
  • Buffer — Prevent the next time you would lose HP.
  • Bulk Up — Lose 1 Orb Slot. Gain 2 Strength. Gain 2 Dexterity.
  • Consuming Shadow — Channel 2 Dark. At the end of your turn, Evoke your leftmost Orb.
  • Feral — The first time you play a 01 Energy Attack each turn, return it to your Hand.

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 Rainbow do in Slay the Spire 2?

Channel 1 Lightning. Channel 1 Frost. Channel 1 Dark.

How much does Rainbow cost?

2 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.