Lingering Souls is also your best Cabal Therapy fodder, and part of what makes the graveyard such a powerful resource for the deck
You can use the ones that appear in some Unfinity booster packs, or ones from any other set that happens to include tokens that are both Clowns and Robots
The Horror rider on this feels a little tacked on, but Ill take it
While you're the monarch, your opponents' creatures can't block you, allowing your last alliance of men and elves to knock your opponents out of the game, swiftly and cleanly
Go, have it, and remember that your Miirym deck is very likely Bracket 4, even without running more than three Game Changers
Its unlike any other (save for the other Kaladesh Island by Han), and the combination of curvature and perspective make it one of a kind