Emrakul, the Promised End Emrakul, the Promised End is a massive colorless commander that can deal over half the required commander damage to win in one swing
Similarly, mana drain is another powerful card that can significantly alter the game by manipulating the flow of mana
It's a reference to one of my comic book guilty pleasures The Legion of Super Heroes
A lot of modern Magic mechanics are parasitic in nature, only playing well with a critical mass of peers
Nevertheless, Fourth Edition has several MTG staple cards and mechanics in its rooster, including: An interesting selection of old-school counterspells: besides the counterspellest of them all, Counterspell, Fourth Edition includes two color hosers (Red Elemental Blast and Blue Elemental Blast) that do double-duty as removal, and enchantments like Lifeforce that work as counterspells at interrupt speed (what would nowadays be an instant)
Champions explores legends matters, but does so before the advent of Commander would have given us a bunch of useful Commanders