Carrion Flora

Unblockable, Corrupt(This card attacks in
the form of death counters. At the beginning
of a player's upkeep, he or she loses 4 life for each death counter on him or her)
When Carrion Flora is tapped, all green and black creatures you control gain +2/+2
{b/g}: Return target black or green creature
from a graveyard to your hand