Evh'ox'lun, God of Insanity

Flying, Indestructible
While creatures your opponents control have fewer than 10 Insanity counters on them this card isn't a creature
{1}{u}{b}{t}: Put an insanity token on target creature
Creatures with insanity tokens on them can't attack, block, or activate abilities
Whenever this card attacks destroy all creatures with insanity counters on them