Illithid

Darkvision: You have darkvision up to a range of 60ft. You can see in dim light as if it were bright light, but you can't see colors, only shades of grey   Lesser Magic Resistance: Whenever you are proficient in a saving throw against a magical spell or effect you gain advantage on it.   Mind Blast: You can loose a wave of psionic energy against a creature you can see as an action. The target must make an Intelligence saving throw with a DC equal to 8 + your Intelligence modifier + your proficiency bonus or take 1d8 psychic damge. At 6th level this damage increases to 2d8 and at 11th level the target is stunned for one round. Once you use this feature you must finish a short or long rest to use it again.   Tentacles: You can use your powerful tentacles to pull a foe's head closer to your mouth. If a creature starts its turn grappled by you, it takes 1d4 psychic damage. If a humaniod grappled by you is reduced to 0 hit points, you may kill it by extracting and devouring its brain. When eating a creatures brain, you learn some of its memories or recent thoughts of the DMs choosing.