Aeonglass

Aeonglass

Appears in

Health & ascension

Below Ascension 8	512
Ascension 8 and up	535

AeonglassAscension 0Ascension 1Ascension 2Ascension 3Ascension 4Ascension 5Ascension 6Ascension 7Ascension 8Ascension 9Ascension 10

Move pattern

Start of combatSelf: Withering Presence 6Self: Artifact 3

Move	Intent	Damage	Block	Effects
Ebb	AggressiveDefensive	2632	33
Eye Lasers	Aggressive	11×212×2	–
Increasing Intensity	StrategicEmpower	–	–	Wither ×12 → discard pile Self: Strength 3 + Times Increasing Intensity used4 + Times Increasing Intensity used Some effects not resolved

Powers

Mentioned in

Defect at Ascension 10 in Slay the Spire 2: what each level changes

Aeonglass in Slay the Spire 2: HP, moves and ascension changes

Slay the Spire 2 act 3 bosses: which ones you can meet

Slay the Spire 2 acts and bosses compared with StS1

Slay the Spire ascension levels: StS1 A1-A20 and StS2 A1-A10

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, 21 May 2026: Infested Prism rework and enemy balance

Slay the Spire 2 patch, 7 May 2026: Aeonglass replaces Doormaker

Changed in