The First Edition Base Set is increasingly rare thanks to its limited printing
Gruul Aggro Out: 4 Faerie Mastermind, 2 Caustic Bronco, 2 Jace, 1 Excruciator In: 2 Liliana, 2 Cut Down, 2 Dreams of Steel and Oil, 1 Anoint with Affliction, 1 Gix's Command, 1 Withering Torment This is a slightly favorable matchup, with the preboard games not being so good (though still being clearly winnable) and the postboard games being a significant improvement
Then the templating team got their hands on it and they realized that the card couldn't be properly templated in the space available (two lines)
Even if you're not using this card as the Commander for the Doom Previals deck, it's an extremely important creature that can change the direction of a game if used right
Jund The most grindy of the Midrange decks, Jund isnt looking to slam the door quickly or in one fell swoop