Polterghast

Reach, trample, vigilance
If Polterghats received damage this turn, it gets
double strike and can block one more creature
until end of turn.
{2}{u}{b}: Polterghast receives 1 damage and gets
+0/+1 until end of turn.
"A creature born of hatred and anger, formed
by countless human souls with all of their energy
entirely devoted to consuming others"