Could it win you games from your Mystery Booster 2 draft, absolutely, but including it in other decks is more of a flavor choice
We don't have to ban him now
It is absolutely soul-crushing to watch your massive Orc Army disappear to a timely Swords to Plowshares or Path to Exile, let alone watch your 14/14 get blocked by a measly 1/1 goblin with no repercussions
Bouncing anything for two mana is a strong move in a tempo game, bouncing anything and drawing a card for four mana is a strong move in any game
Heres your decklist for MTG Lorwyn Eclipseds Dance of the Elements precon
While many of us will likely opt for the premade Starter Decks, at least to begin with, those who'd prefer to use these as a starting point or construct something from booster packs can clearly whip up wild strategies with which to test their opponents