Mightyena

You may sacrifice a creature named Poochyena rather than pay this spells mana cost.
Protection from Wizards.
Mightyena gets +1/+1 as long as you control another Dog creature.
Whenever Mightyena attacks or blocks, opponents' creatures get -1/-0 until end of turn.
Whenever a creature dealt damage by Mightyena this turn dies, put a +1/+1 counter on Mightyena. {t}: Other Dogs creatures you control get +1/+1 until end of turn.