It doesn't even have any mechanics until you go to AskUrza.com and get a set of random ones every time you play
As the subgame ends, the winner chooses one of the cards they put onto the battlefield as the subgame began and puts it onto the battlefield rather than shuffling it into their library
Setting all of your opponents back while keeping your board intact is devastating
A counterpoint to my previous argument: Everybody knows that historically blues got better spells overall in MTG, and the MTGO Vintage Cube shows it
That said, always having access to the top card of the library is very useful, and there aren't a lot of cards that allow players to cast any card from the top
1 Traditional foil double-sided token First-Place Box Topper Packs Each first-place Box Topper pack, found in Play Booster boxes, Collector Booster boxes, and Finish Line Bundles, includes the following: 2 First-place foil cards 1 First-place foil basic land In 75% of Box Topper packs, this is a full-art driver's seat basic land