Gore Magala, Cloaked Plague

Flying, Infect
{2}{b}{b}{b}: Gain control of target creature with a -1/-1 counter until end of turn. Untap that creature. It gains Haste and Frenzy 5 until end of turn. (Whenever it attacks and isn't blocked, it gets +5/+0 until end of turn.)
{p/b}{p/b}{t}: Place a -1/-1 counter on target creature.
"Writhing in pain, it glares from unseen eyes. The hunter or the hunted: Which will you be? "
--Black-cloaked Hunter