These are predominately green card effects, but blue cards and colorless cards get in on the untapping fun too
That being said, however, its also rather strange All Will Be One made this list since its not tremendously popular
This deck is centered around trapping poisoned or weakened opponents with Arbok before finishing them outright or swapping in Muk for big damage
Look, there's no question that this week's prompt is a dumb idea, and that absolutely no one actually interested in winning a game of Magic should pursue it, but Commander isn't always about winning
Wizards have avoided these to avoid any potential issues with racism/discrimination
Gravecrawler While I believe Bloodghast is a better recursive creature, I consider Gravecrawler a more universally powerful card, mostly due to its obscene combo potential