Union Arena - Sword Art Online Booster Box [UE07BT]The cards recreate the world of Sword Art Online! Recreate Kirito and Asuna's "switch" or the scene of the Goddesses saving the day when things look dire in the Union Arena deck! Enjoying making your own unique deck as you like! Level up the fun of UNION ARENA! Each Booster Pack contains 12 cards. There are 4 rarity levels: Common (C), Uncommon (U), Rare (R), and Super Rare (SR), with AP cards included at a low pull rate. The lineup features a total