Karyia, Sandstorm Paragon

0: Until your next turn, creatures you don't control lose flying and can't gain flying. Karyia, Sandstorm Paragon deals 1 damage to each creature.
-4: Create a 4/4 colorless Construct artifact creature token with vigilance and haste.
-8: Karyia, Sandstorm Paragon gains lifelink until end of turn and deals 4 damage to each creature, each player, and each planeswalker.