Aphasian Abomination 2014

Move through space 1ft.+ wide with o squeezing.

Generates a field of psychic distortion around itself. Each creature that starts its turn within 60' of abomination: DC 17 Int save or lose ability to speak coherently saying coherent words that make no sense in context instead of what it intends to say. If creature attempts to cast a spell with verbal components it fails taking 9 (2d8) psychic per spell level of spell it attempted to cast and expends spell slot.

Doesn’t require air food drink or sleep.

Immune: form-altering spells/effects.

Is formed of magical energy. It temporarily winks out of existence when inside an antimagic field instantly reappearing once space it occupied is no longer within area of effect. If targeted by dispel magic: 21 (6d6) damage + extra 7 (2d6) psychic for each spell level beyond 3rd if spell is cast using a higher spell slot.

Advantage: spell/magic effect saves.