Lucifer

Flying, Infect
When this card has been flipped, it fights
Wolf of God if it's on the battlefield.
If Wolf of God dies this way, create a 1/1
bat token for each vampire exiled under it.
If Lucifer would die this way, create a 2/2 wolf
token for each vampire exiled under Wolf of God.
Other vampires and bats have haste and +1/+1
Flip Lucifer during day