Hydriegon

deathtouch, triplestrike, battlecry, lifelink, trample, flying
{x}, Dark pulse. put x pulse counters on your opponents creatures.
this creature gets +2/+0 for each pulse counter on the blocking creature.
{b} Brutal assault. this creature gets +3/+5 and fights up to five target creatures.
Hunger for blood. this creature gets +1/+1 very time it destroys a creature.