Grerrac, Knight of the Tomb

{2}, Discard a card: Put two +1/+1 counters
on Grerrac.
As long as a creature card with first strike is
in your graveyard, Knights you control have first strike. The same is true for flying, deathtouch, double strike, hexproof, lifelink, protection, menace, reach, skulk, trample and vigilance.