His initial side allows him to draw and discard cards quickly, allowing you to build up cards in the graveyard that can be used once he's been transformed
While equipped to Cloud, Midgar Mercenary, Sword of Fire and Ice allows you to deal two damage to two targets and draw two cards whenever Cloud deals combat damage to a player
11 game tokens
Mix all of that together, then add a sprinkling of the stock problems that publisher Ravensburger had with The First Chapter, where demand far exceeded supply for several months after release, and you have the perfect recipe for very valuable cards indeed
Also, its worth mentioning theres an insane multiplier on any Extended Art cards opened in foil, as these seem to only exist in MTGFINAL FANTASY Bundles and Gift Bundles (releasing June 27)
However, it's all right there in the name - this is a collector's set, with collectors in mind