Where can I find Urschleim in Core Keeper?

Urschleim is a level 18 creature found in the Passage biome (PassageEnemy faction). It has 249,826 HP and deals 361 damage.

What does Urschleim drop in Core Keeper?

Urschleim drops: Squishy Egg, Sulfur Bomb, Cytoplasm, Calcified Shell, Sulfossil Helmet, Sulfossil Cuirass, and 5 more items. Includes boss chest loot.

Creature

Urschleim

EnemyPassageLevel 18PassageEnemy

Urschleim is a level 18 hostile creature in Core Keeper found in the Passage biome. It has 249,826 HP and deals 361 damage.

Urschleim is a level 18 passage enemy creature found in the Passage biome.

Data updated March 16, 2026WallBoss #3168

Boss Chest

Urschleims ChestLoot table: WallBoss

×125.1%

×5-835.5%

×6-1259.8%

×1-459.8%

×144.7%

×144.7%

×144.7%

×120.5%

×144.7%

×144.7%

×144.7%

Frequently Asked Questions

Where can I find Urschleim in Core Keeper?: Urschleim is a level 18 creature found in the Passage biome (PassageEnemy faction). It has 249,826 HP and deals 361 damage.
What does Urschleim drop in Core Keeper?: Urschleim drops: Squishy Egg, Sulfur Bomb, Cytoplasm, Calcified Shell, Sulfossil Helmet, Sulfossil Cuirass, and 5 more items. Includes boss chest loot.