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Signal Boost artwork
The DefectSkill

Signal Boost

Energy
1
Rarity
Rare
Pool
Defect
Target
Self

Base card

The next Power you play is played an additional time.
Exhaust

Upgraded

The next Power you play is played an additional time.
  • Energy cost: 0
Exhaust

Timing and keywords

Exhaust
Removed until the end of combat.
Main branchLast updated 2026-11-02
Signal Boost (Defect card)/images/cards/signal_boost.webpThe next Power you play is played an additional time.
Sources

Last updated 2026-11-02.

  • Game reference data: main branch

Related references

The DefectCharacter mechanics and starting kit
SPIRE HANDBOOK

An independent Slay the Spire 2 strategy reference.

Game artwork and game data © Mega Crit. Extracted reference data and images via Spire Codex.

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