Camille, Vengeful Survivor

When Camille, Vengeful Survivor enters the battlefield, create two 1/1 white and black Strix
tokens with flying. Camille, Vengeful survivor
gets +1/+1 for each creature in your graveyard.
{1}{w}{b}: Create a 1/1 white and black strix token
with flying.
{3}{r}: Camille, Vengeful Survivor gains double
strike until your next turn.