A nice aspect of the Game Changerse list is that it allowed cards like Coalition Victory, which players had previously wanted unbanned, to become legal again, but restricted to higher-level play
Muderous Compulsion 2/10 This is unplayably bad without decent madness enablers
As you'd expect for one-off cards, Heroes of the Realm pieces are illegal in all formats, with the special exception of Commander
Simply narrowing down the Zombies in your deck to a winning combination can guarantee the right hits
For a Hardened Scales type of deck, Kodama of the West Tree is a sleeper compared to the more obviously powerful Vorinclex, Monstrous Raider, but it can really take over a game with its trample ability and its ramp
4 Sol Ring - Masterpiece Series: Kaladesh Inventions Mythic Rare - $773.62 Sol Ring makes the list once again, this time with an older variant of the Commander staple