all ultimatum cards mtg Eerie Price & Card Details — Ikoria: Lair of Behemoths Destroy all nonland permanents your opponents control. MTGNexus - Ruinous Ultimatum

The Scion is very powerful and Spike-y at the kitchen table and should find a big following in Commander and I wouldn't be surprised if it winds up with north of 1,000 decks registered over at EDHREC.com

It would be the number 1 card on this list, but

Thats All, Folks

#6: Karn, Silver Golem Karn is a card that gets a lot of points going for him

Lots of the lands in this deck have land types already, making the check lands (Clifftop Retreat, Sunpetal Grove) reasonably affordable alternatives to the duals, fetches, and shocks

I cant say that Ive studied God-chimera entomology, because Im not an expert (which I know is a tautology)