Kozilek, Harsh Summoner

Annihilator 1
When Kozilek, Harsh Summoner enters the battlefield, create a 10/10 colorless Eldrazi
creature token with annihilator 1.
Landfall— Whenever a land enters the battlefield
under your control, populate. The token enters
the battlefield tapped. (To populate, create a token
that's a copy of a token you control.)