The Coming of Galactus

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.)

I — Destroy up to one target nonland permanent.

II, III — Each opponent loses 2 life.

IV — Create Galactus, a legendary 16/16 black Elder Alien creature token with flying, trample, and "Whenever Galactus attacks, destroy target land."