Image promptgibbering mouther aberration, medium heaving mound of pinkish-grey flesh, dozens of mismatched babbling mouths and rolling eyes, boneless oozing bulk, ground warping into sucking mire, stringing drool and slime, gathering luminous blinding spittle, flooded lightless corrupted cavern, reflection in black water, sickly flesh-pink and grey, wet dark stone, cold pallid eye-glow, maddening mass, dark fantasy, grimdark, painterly digital art, dramatic chiaroscuro lighting, muted desaturated palette with corrupted-crimson accents, weathered post-Cataclysm atmosphere, intricate high detail, cinematic composition

Gibbering Mouther

Medium Aberration, Chaotic Neutral
CR 2ControllerUnderground
AC 9
Initiative −1 (9)
HP 52 (7d8 + 21)
Speed 20 ft., Swim 20 ft.
STR
10
+0
save +0
DEX
8
−1
save −1
CON
16
+3
save +3
INT
3
−4
save −4
WIS
10
+0
save +0
CHA
6
−2
save −2
Immunities Prone
Senses Darkvision 60 ft.; Passive Perception 10
Languages None

Traits

Aberrant Ground. The ground in a 10-foot Emanation originating from the mouther is Difficult Terrain.

Gibbering. The mouther babbles incoherently while Wisdom it doesn’t have the Incapacitated condition. Saving Throw: DC 10, any creature that starts its turn within 20 feet of the mouther while it is babbling. Failure: The target rolls 1d8 to determine what it does during the current turn: 1–4. The target does nothing. 5–6. The target takes no action or Bonus Action and uses all its movement to move in a random direction. 7–8. The target makes a melee attack against a randomly determined creature within its reach or does nothing if it can’t make such an attack.

Actions

Bite. Melee Attack Roll: Hit: +2, reach 5 ft. 7 (2d6)

Piercing damage. If the target is a Medium or smaller creature, it has the Prone condition. The target dies if it is reduced to 0 Hit Points by this attack. Its body is then absorbed into the mouther, leaving only equipment behind. Blinding Spittle (Recharge 5–6). Dexterity Saving Throw: DC 10, each creature in a 10-foot-radius Sphere Failure: centered on a point within 30 feet. 7 (2d6) Radiant damage, and the target has the Blinded condition until the end of the mouther’s next turn. Glabrezu Glabrezu