Its one thing for a combo to win a game and end it, but the worst banned cards will stop your opponents from doing anything from early in the game (think about cheating out a Sundering Titan on turn 1), but wont let you win for a long time
*Buy Krenko, Mob Boss cards on TCGPlayer or eBay *Buy Krenko, Mob Boss commander decks on eBay Goreclaw, Terror of Qal Sisma If youd rather smash face with enormous monsters, Goreclaw is your bear
Guardian Project is a whopping 2cmc cheaper than Soul, and being an enchantment instead of a creature means it's far more likely to stick around and not die to a random Wrath of God
Similarly, some Magic cards scare off attackers by shaking a rattle of some sort
Mill is a very popular archetype in EDH, and The Water CrystalThe Water Crystal fits perfectly there...And that's probably its only home
Priest of Gix Another guy that had the played from hand errata, Priest of Gix originally did crazy things when combined with Jet Medallion and graveyard recursion in addition to being more or less free in beatdown decks