It Came from Afar

It Came From Afar can't be countered.
As an additional cost to cast It Came From Afar, sacrifice each nonlegendary creature you control. Create a legendary 14/8 blue Leviathan Horror creature token with islandwalk, haste, and indestructible named Kolfus, the Black Tide.
"It's roar, almost as a thousand crying maidens; wailing in the distance. It sent a shrill pain down our spines, and pulled the tears from our eyes." - Aevin, New Halden historian