Killer1234720, Deathucator

Undying (When this creature dies, if it had no
+1/+1 counters on it, return it to the battlefield
under its owner's control with a +1/+1 counter on it.)
Exalted (Whenever a creature you control attacks
alone, that creature gets +1/+1 until end of turn.)
Other Creatures you control get +1+1 and have
First Strike.