Fall of The Lich King

When Fall of The Lich King enters the battlefield, destroy all Death Knight and Zombie creatures you don't control. If Arthas, The Lich King is in play, Exile it.
Heros and champions you control get a +4/+4 and have "{t}: Deal 2 damage to target creature"
"NOOOOO! HOW IS THIS POSSABLE"- The Lich King