Raz'Mortis, Rakdos Circus

{b/r}{b/r}{b/r}{b/r}: Exile target creature.
At the beginning of combat each turn
place all creatures exiled with Raz'Mortis
into play under the attacking players' control,
tapped and attacking an opponent chosen at
random. Determine the opponent for each
creature separately. At the end of combat
return all creatures that came into play this
way to exile.