Intellect Devourer

{e}{e}, Target a creature, they cannot attack, block,
or activate abilities until the start of your next
turn.
{e}{e}{e}{e}{e}{e}, Sacrifice Intellect Devourer and
take control of a target creature on the field with
a converted mana cost of 4 or less.
An intellect devourer consumes a creature's mind and memories, then turns the host body into a puppet under
its control.