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Slay the Spire 2
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Cards
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Lantern Key
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Lantern Key
Unplayable
.
Unlocks a special event in the next Act.
Quest
Add to deck
Unplayable
Unplayable cards cannot be played.
Lantern Key
Obtained
granted by
The Lantern Key
offered by
War Historian, Repy
Mentioned in
Slay the Spire 2 update, 18 June 2026: RNG rework, Steam Workshop, Bestiary
Slay the Spire 2 patch, 4 June 2026: Aeonglass and Juggernaut changes
Slay the Spire 2 patch, 7 May 2026: Aeonglass replaces Doormaker
Changed in
June 18, 2026
June 4, 2026
Bug fix
May 7, 2026
Slay the Spire 2 update, 18 June 2026: RNG rework, Steam Workshop, Bestiary
Slay the Spire 2 patch, 4 June 2026: Aeonglass and Juggernaut changes
Slay the Spire 2 patch, 7 May 2026: Aeonglass replaces Doormaker