Rokhar, God of Destruction

Primordial Essence - Whenever this creature
dies, exile it with X time counters where X
is the number of opponents you have. When
there are no time counters on this creature,
cast it without paying its mana cost.
Haste, Trample
Whenever this creature attacks, put X +1/+1
on counters on it where X is the number of
opponents you have.