Moonlight secret katana, Kirameki (U)

[Equip Cost] [Pay 1 gauge & Pay 1 life] If you have a monster with "Tsukikage" in its card name on your field, this card gets power+3000, and this card can attack even if there is a monster in your center. At the end of the battle that this card attacked, if you have a monster with "Byakuya" in its card name on your field, for this turn, this card gets [Double Attack].