Matriochka

Technical sheet

Grand Jailer

Grand Geôlier

World 3, Endless DungeonBoss

Grand Jailer

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Health, solo
911
Heavy hit
17.3
Phases
Phases at 66% and 33% of its health

How to meet it

Altar bossThe arena altar
  1. 1Craft a Sealed Shackle at the Jailer's Table.
  2. 2Walk 160 blocks south of the Threshold to the arena.
  3. 3Hold the offering and use the altar on its dais: a three-second ritual summons the boss.
  4. 4Every fight, the first and the next ones, costs one offering.

Sealed Shackle (Offering, Jailer's Table)

  • 6Sealed Fragment
  • 1Dungeon Key
  • 2Iron Chain

Attacks

  1. LightChain Pull
  2. MediumFloor Cage
  3. SignatureMoving Walls
  4. Final phaseThe arena becomes a cell

Wake it at the arena altar, 160 blocks south of the Threshold, while holding a Sealed Shackle. The offering is consumed and a three-second ritual summons it; every fight costs one offering.

Reading the fight

Light attack, warning0.75 s
Medium attack, warning1.5 s
Signature attack, warning3 s
Opening after a medium attack3 s
Opening after the signature1.5 s
Pause while changing phase2 s
  • Signature attack at most every 20 seconds, 1 second sooner per phase.
  • Medium attack at most every 8 seconds, light attack every 4 seconds when you are close; both come a little sooner each phase.
  • Each phase makes it 10% faster.

In a group

Players nearbyMultiplierBoss health
1×1911
2×1.61,458
4×2.82,551
8×5.24,737

Counted within 48 blocks when the boss wakes. Its attacks also come 5% faster per extra player, recounted during the fight. Everyone within 64 blocks at its death shares the victory.

Drops

DropsCount
Jailer Core1
World Soil 34

100 souls for every player within 64 blocks. Spawns in its arena, woken at the altar. It never despawns.

What its fall opens

  • Its core opens the way into World 4.
  • Your Doll of Life gets one layer back.
What its fall reveals

The Grand Jailer's cell is empty. A refuge doll is yours. An old artisan left plans.

Quests

No quest asks for this one.

Achievements

  • Empty CellDefeat the Grand Jailer.Progress