The Touch of Madness

Cthulhu reaches a psionic tentacle into the minds of all nearby intelligent life. All life within 30 feet of the caster ,including the caster, unless specifically exempted, with an intelligence of 4 or higher must make a wisdom saving throw of 10+modifier or take 1d10 psychic damage per character level and is knocked unconscious for 1d4 hours. Can only be successfully cast once per long rest