Sangrotrophic Vines

{b/g}{b/g} Exile a creature from enchanted graveyard:
This enchantment deals damage equal to the
exiled creature's toughness to target creature.
If a creature dealt damage this way dies this turn, create a token copy of Sangrotrophic Vines enchanting its controller's graveyard.
The marauders learned all too late why the villagers
did not guard the swamp behind their settlement.