Jack, Herald Of Chaos

At the beginning of each opponent's upkeep, filp
a coin. If you win the flip, destroy target creature
that player controls. If you lose, you and that
player each draw a card and lose 2 life.
{3}: Exile Jack, Herald Of Chaos, then
return it to the battlefield under it's owner's
control at the beginning of the next end step.
Your opponents may activate this ability except
during your turn. If they do, they lose
6 life.