Kharn the Bloody

Blood for Blood:
Lose 1 life, but choose one of the following: gain 1
red mana, draw 1 card, or give 2 nonland
permanents you control +1/+0 - this ability can
only be used once per turn
Berserk:
For every 4 nonland permanents you kill, gain 4
life - the first time this triggers, give
all your nonland permanents in play +2/+2, and
all nonland permanents you
play spawn with +1/+1