Divine Annihilation

Exile target creature. If a creature with power
2 or greater was exiled this way, gain 2 life. If
a creature with power 5 or greater was exiled this way, create a 1/1 white Spirit token with flying. If a creature with power 10 or greater
was exiled this way, destroy all lands. If a creature with power 30 or greater was exiled
this way, win the game.