Barkrar, the shadow revenant

Fly
{t}: Choose one:
{w}{w}{b}{b}{2}: The other creatures you control, get +3/+3 until end of turn and can fly.
{w/b}{w/b}{w/b}{w/b}{w/b}{2}: Destroy all the creatures you don't control.
We thaught it died, but it was always there...
And it came back.