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◆Act 2 - Hive·Boss

Knowledge Demon

Knowledge Demon is a boss enemy in Slay the Spire 2, entering combat with 379 HP (399 on higher Ascensions).

Its attack pattern runs Starts: Curse of Knowledge → Slap → Knowledge Overwhelming → Ponder; then conditional: Curse of Knowledge (if curse of knowledge counter < 3) / Slap (if curse of knowledge counter >= 3).

Its heaviest attack, Knowledge Overwhelming, deals 8×3 (24 total) damage.

Across community-tracked runs, the Knowledge Demon fight proves fatal to 22.1% of the parties that reach it.

StatsMovesEncountersVersion history

Stats

Hit Points
379
HP · Ascension
399
Moves
4
Type
Boss

Attack Pattern

Curse of Knowledge→Slap→Knowledge Overwhelming→Ponder

Moves (4)

Curse of Knowledge
⬇️ Debuff

Applies a debuff to you.

Slap
⚔️ Attack

Hits for 17 damage (18 on Ascension).

Damage17(A: 18)
Knowledge Overwhelming
⚔️ Attack

Hits 3 times for 8 (24 total) damage (9×3 = 27 on Ascension).

Damage8 × 3 = 24(A: 9 × 3 = 27)
Ponder
⚔️ Attack💚 Heal⬆️ Buff

Hits for 11 damage (13 on Ascension), heals 30 HP, and gains 2 Strength.

Damage11(A: 13)
Heal30
Effects
Strength 2

Encounters

Where Knowledge Demon shows up.

In 132,911 community runs, the Knowledge Demon fight was fatal to 22.1% of runs (29,403), dealing an average of 56.3 damage over 8.21 turns.

Knowledge Demon
Act 2 - HiveBoss

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Knowledge Demon - Slay the Spire 2 Monster
At a glance
Hit Points
379
HP · Ascension
399
Type
Boss
Act
Act 2 - Hive
Moves
4
Encounters
1
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