Expedition Map enables a lot of decks
That's pretty saucy from where I am standing, as free dork abuse in the Command Zone can be broken as we know, but here you need to spend six mana, tap it and wait a turn, and then you just don't know what you'll get, if anything, hence it making my second list back here in the Honorable Mentions, but worth it all up and down, and make that choo choo sound
Commander players get real upgrades for dragon tribal, while competitive players gain access to mana fixing that matters across formats
There are entire decks built around Enchantress in Legacy and MTG Modern, and the card still features in plenty of MTG Commander decks
4 Venerated Rotpriest What if there was a card that gave your opponents poison counters while you pumped up your infect creatures
You play Rakdos colors, you run as many Lizards as possible, and you profit