Joker, Murderous Trickster

Vilain — Partner with Harley Quinn
At the beginning of your upkeep, you may choose
one of either:
•Create a 1/1 black Crook token
•Target creature you control gets a Prank token
that has Vanishing 3 and "When this token is sacrificed, its controller loses 5 life"
{t}{3} Target opponent gains control of target
creature you control