This creates a tension where some games can be decided early on by an early Mutation running away with the game or that Mutant dying and taking with all their owners progress in a single, disastrous choice
Urza, Lord High Artificer isnt a commander that's here to play fair: It's one of the top cEDH commanders (which is even more impressive given the hard time mono-colored commanders have at the highest tier), and it already has another crazily priced printing: Its Mystery Booster 2 version hovers around $380
Graha Tia 4W Legendary Creature : Cat Archer Reach
Razaketh, the Foulblooded We all know 8 mana is a fortune, but we also know youre never really supposed to pay 8 mana for an 8-drop
They offer a lot of flexibility for a lot of shells
Essence Flux makes a reasonable replacement, but it lacks Rebound, which is what really lets Ephemerate pile on the value