Quagsire

You may sacrifice a creature named Wooper rather than pay this spells mana cost. Last strike, protection from monocolored-blue and sources that cost {e}.
{p/c}: Quagsire gets +0/+2 until end of turn. {t}: Tap target creature, it does not untap during its controller's next untap step.
{p/b}, {t}: Put a -1/-1 counter on target nonartifact creature that is not both black and green. {u}, {t}: Quagsire deals damage equal to