Jevil of Cruel Mayhem

Whenever a player loses life, exile the top card of
your library.
Put X cards exiled by Jevil of Cruel Mayhem on
the bottom of their owner's libraries in a random
order: You may cast target card exiled by Jevil of
Cruel Mayhem without paying its mana cost.
"It's a simple numbers game. Whoever gets to 0 life
first loses"