Armor Class 15
Hit Points 123 (19d10 + 19)
Speed 10 ft., fly 40 ft.
Saving Throws CON +4, INT +6, WIS +6, CHA +7
Skills Arcana +9, Insight +6, Perception +6
Condition Immunities charmed
Senses Truesight 120 ft., passive Perception 16
Languages telepathy 120 ft. understands Common and Deep Speech but can't speak
Challenge 8
Magic Resistance. The phaerimm has Advantage on saving throws against spells and other magical effects.
Multiattack. The phaerimm makes three attacks, using Dread Stinger or Mindwarp Ray in any combination.
Dread Stinger. m +7, reach 5 ft. Hit: 7 (1d6 + 4) Piercing damage plus 13 (2d12) Poison damage.
Mindwarp Ray. r +7, range 120 ft. Hit: 13 (2d8 + 4) Psychic damage, and the target has the Charmed condition until the start of the phaerimm's next turn.
Teleport. The phaerimm teleports up to 30 feet to an unoccupied space it can see.
FRAiF, p. 269