I have been working on some critters. Opinions on this bad boy.
Braxat

Huge Humanoid Neutral Evil
Armor Class 18
Hit Points 115 (10d12+50)
Speed 30 ft.
Str 23 (+6), Dex 15 (+2), Con 20 (+5), Int 14 (+2), Wis 15 (+2), Cha 8 (-1)
Skills Athletics +7 Perception +5,
Senses passive Perception 15
Languages Common, Braxat
Challenge 6 (2300 XP)
Multiattack. The Braxat makes two club or uses psychic crush or psionic blast.
Club +9 to hit, one target. Hit: 20 (3d8+6) bludgeoning damage.
Psionic Blast (recharge 5-6) Each creature in a 30’ cone must make a DC 13 Intelligence saving throw, taking 45(10d6) psychic damage on a failed save, or half as much damage on a successful one.
Psychic Crush must make a DC 13 Intelligence saving throw, taking 38 (8d6) psychic damage and have disadvantage on the next attack roll it makes before the end of its next turn. A successful save deals half as much damage and negates the disadvantage.
Oops the picture is quite large.