Soron, Soul Collector

Reach, trample, deathtouch, indestructibe
Deals {x} damage divided among you chose among any number of targets
Gets {x} +{1}/+{1} counters where {x} is the number of creatures that have left the battlefield plus the number of creatures that are in the graveyard minus two
whenever a creature leaves the battlefield return it to the battlefield under your control with {x} -{1}/-{1} counters on it
Foolish Mortals think I am but a nightmare - Soron