Invading the Battlefield, Eriri

【AUTO】 When this card attacks, if you have 1 or less other characters, you may put the top card of your deck into your waiting room. If that card is a level 0 or lower character, put that character in any position of your back stage.【AUTO】 When this card becomes 【REVERSE】 in battle, reveal the top card of your deck. If that card is level 1 or higher, you may put this card into your stock. (Climax are regarded as level 0. Return the revealed card to its original place)