This can be a similar one sided board wipe, like Whelming Wave, but a lot less restrictive
Other Builds Another potential build for Rat King, Verminister is Shadowborn Apostles, which also benefits from the same name bit of the ability, though it might struggle to find enough rats to sacrifice in the first place
Braids, Arisen Nightmare A very popular mono-black commander at casual tables and quite capable of making the cut into the 99 of cEDH decks, Braids, Arisen Nightmare is the delight of sacrifice-heavy decks
To me, part of the appeal of this set is its reminder of certain Magic highlights and iconic plays that shaped my enjoyment of the game
The other player suddenly has an extra fat creature and there is no compensation for it