Rakdos, Main Event

Commander Spectacle {2}{b}{r} : put this card onto the battlefield from the command zone . Activate this ability only if an opponent lost life this turn.
Flying, Trample
When Rakdos, Main event enters the battlefield each opponent sacrifices a non imp, devil or demon permanent.
Whenever a non-creature permanent is sacrificed, Rakdos, Main event deals three damage to target creature or player.