War Of Attrition

The chosen creature type(s) for this card are:
ally, angel, assassin, barbarian, demon, goblin,
knight, mercenary, ninja, orc, rogue, samurai,
soldier, warrior, vampire.
All creatures of the chosen type(s) you control
gain wither. You may tap 1 of those creatures
at anytime to take war of attrition to your hand
from your graveyard.
"Eventually, we will be the only army that remains."