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Fasten artwork
Power

Fasten

Energy
1
Rarity
Uncommon
Pool
Colorless
Target
Self

Base card

Gain an additional 4 Block from Defend cards.

Upgraded

Gain an additional 6 Block from Defend cards.
Main branchLast updated 2026-11-02
Fasten (Colorless card)/images/cards/fasten.webpGain an additional 4 Block from Defend cards.
Sources

Last updated 2026-11-02.

  • Game reference data: main branch
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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