The Culling Beast

Haste Annhilator 3 Infect Trample
When The culling beast enters the battlefield, if mana was spent to cast it other then lands, destroy those permanents used to cast it,
then create that many 3/3 Black Demon Beast creature tokens with Wither and trample.
If The Culling Beast would be put into the graveyard from play exile it then deal 5 damage to
any target.