Kokushibo, The Dark Moon

Trample
Each time Kokushibo, The Dark Moon deals
damage to an opponent look at the top cards of
your deck equal to the amount of damage dealt.
Exile sorcery's and demons from among those
cards. for as long as they stay exiled you may cast
them as if they had flash. Kokoshibo, The Dark
Moon gains {x} +1/+1 counters for each spell you cast on the same turn they were sent there.