Then just take some of your favorite giant beat sticks, like Grave Titan, or value pieces, like Mulldrifter
The post itself wasn't the most interesting part, but the comments beneath it are worth talking about
Those seeking to do slightly less terrible things to their friends during casual commander games will find repeatable mass blink effects that net you cards (Cloudblazer, Unquestioned Authority, etc.), the ability to get around mana costs through the Manifest mechanic (Cloudform, Scroll of Fate, etc.), or even double mana from mana rocks is plenty sufficient when it comes to generating incremental value
The high mana cost is because Demons typically have potent effects on the board , but Demons usually have the price of life or another permanent
Guaranteed Hits Every Box Delivers Starting with the MEGA series, every Japanese box guarantees at least two SR-or-higher cards: one Item/Stadium SR and one Pokemon or Supporter SR+