Foxfire Ooze

Large Ooze, unaligned

Armor Class 9

Hit Points 126 (12d10+60)

Speed fly +10, swim +20, walk +20, climb +20, hover true

Challenge 10

STR
19
+4
DEX
8
-1
CON
20
+5
INT
2
-4
WIS
6
-2
CHA
1
-5

Damage Vulnerabilities cold

Damage Resistances bludgeoning, piercing, and slashing from nonmagical attacks

Damage Immunities acid, fire, lightning

Condition Immunities blinded, charmed, deafened, exhaustion, frightened, prone

Senses blindsight 60 ft. (blind beyond this radius), passive Perception 8

Languages -

Special Abilities

Ambusher. The ooze has advantage on attack rolls against any creature it has surprised.

Amorphous. The ooze can move through a space as narrow as 1 inch wide without squeezing.

Lightning Storm. A creature that touches the ooze while wearing metal or hits it with a melee attack with a metal weapon takes 9 (2d8) lightning damage and triggers a lightning storm. All creatures within 20 feet of the ooze that are holding or wearing metal must succeed on a DC 16 Dexterity saving throw or take 9 (2d8) lightning damage.

Spider Climb. The ooze can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

Actions

Multiattack. The foxfire ooze makes three pseudopod attacks.

Pseudopod. Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 20 (3d10 + 4) bludgeoning damage plus 4 (1d8) lightning damage.

Source: Creature Codex · OGL/Open