yugioh 2008 world championship decks Yu-Gi-Oh! Tournament Set Card Galleries:Yu-Gi-Oh! World Championship

Plus, it only requires one tribute to summon as well, which makes it fairly easy to set up combination attacks and implement strategies with

OPT fits there perfectly, although I wish it was a little more flexible when it came to activation conditions

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If this card is detached from an Xyz Monster to activate that monster's effect: You can take 1 "Galaxy-Eyes Photon Dragon" from your hand or Deck, and either Special Summon it, or attach it to an Xyz Monster you control as material, then if you activated this effect during the Battle Phase, double the ATK of all "Number" Xyz Monsters you control