Blood Seeker Gohrk

At the beginning of your end step, choose
deathtouch, double strike, first strike, flying, hexproof, indestructible, lifelink, menace, reach,
shroud, trample or vigilance. Until your next end
step, creatures loose and cannot gain or have the
chosen ability.
{4}: Choose a basic land type you control. Target creature gains +X/+X until end of turn, where X
is the number of those lands you control.