If you control a GalaxyEyes monster You can Special Summon this card from your hand in Defense Position If this card is detached from an Xyz Monster to activate that monsters effect You can take 1 GalaxyEyes 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 You can only use each effect of GalaxyEyes Afterglow Dragon
