Venom Elemental

Large Elemental, neutral

Armor Class 14 (natural armor)

Hit Points 93 (11d10+33)

Speed swim +50, walk +40

Challenge 4

STR
17
+3
DEX
14
+2
CON
16
+3
INT
6
-2
WIS
10
+0
CHA
8
-1

Damage Resistances bludgeoning, piercing, and slashing from nonmagical attacks

Damage Immunities poison

Condition Immunities exhaustion, grappled, paralyzed, petrified, poisoned, prone, restrained, unconscious

Senses darkvision 60 ft., passive Perception 10

Languages understands Primordial but can't speak

Special Abilities

Liquid Form. The elemental can enter a hostile creature's space and stop there. It can move through a space as narrow as 1 inch wide without squeezing.

Underwater Camouflage. The elemental has advantage on Dexterity (Stealth) checks made while underwater.

Actions

Multiattack. The venom elemental makes two bite attacks.

Bite. Melee Weapon Attack: +5 to hit, reach 10 ft., one creature. Hit: 6 (1d6 + 3) piercing damage plus 7 (2d6) poison damage, and the creature must succeed on a DC 13 Constitution saving throw or be poisoned until the end of its next turn.

Source: Creature Codex · OGL/Open