Feral Ghoul

Irradiated — If this creature becomes blocked,
each blocking creature gets a rad counter. When
this creature deals combat damage to a player,
that player gets a rad counter. (Nonmutant
humans with rad counters get -1/-0 for each counter
on it. If a nonmutant human has a number of rad
counters equal to or greater than its mana value, its
controller exiles it and creates a 2/2 green mutant
human creature token. If a player has a number of
rad counters equal to their life, they