Kaulvrex Master Controller

Medium monstrosity, neutral

Armor Class 17 (natural armor)
Hit Points 71 (11d8+22)
Speed 40 ft., burrow 20 ft., swim 20 ft.

STR	DEX	CON	INT	WIS	CHA
13 (+1)	17 (+3)	15 (+2)	12 (+1)	12 (+1)	14 (+2)

Saving Throws Dex +6, Int +4, Wis +4
Skills Acrobatics +9, Athletics +7, Intimidation +8, Perception +7, Persuasion +8, Stealth +9
Senses darkvision 60 ft., passive Perception 17
Languages chemical communication
Challenge 5 (1,800 XP)

SPECIAL TRAITS

• Chemical Communication. As a kaulvrex drone.
• Cunning Action. The master controller can take a bonus action on each of its turns in combat. This action can be used only to take the Dash, Disengage, or Hide action.
• Expertise. A master controller’s proficiency bonus (+3) is doubled for any ability check it makes using a tool with which it is proficient.
• Third Arm. As a kaulvrex drone.

ACTIONS

• Multiattack. The kaulvrex makes three attacks: one with its bite, one with its claws, and one with its tail slap.
• Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 6 (1d6 + 3) bludgeoning damage, plus 3 (1d6) acid damage.
• Claws. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 8 (2d4 + 3) slashing damage.
• Tail Slap. Melee Weapon Attack: +6 to hit, reach 10 ft., one target. Hit: 7 (1d8 + 3) bludgeoning damage, plus 5 (1d10) fire damage, and the target is chemically marked, as a kaulvrex drone.
• Acid Spit. Ranged Weapon Attack: +6 to hit, range 10/30 ft., one target. Hit: 10 (2d6 + 3) acid damage.