Let me know which cards are giving you nightmares in the comments below!
Overall, it seems to me that Rayami may end up filling in some weird hybrid role between a creature-based deck and a Voltron deck, a difficult combination, since Voltron decks rarely cast many other creatures aside from the commander
Similarly, many decks built around set mechanics, like Mutate, Web-Slinging, or Earthbending, are fair game
Illustrated by Jack Wang Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
It has a much wider range than other card quality effects being comparable to Ancestral Recall at its best and being a Whispers of the Muse (without buyback!) at worst
These cards didnt permanently change colors though