[Main] You may play 1 Digimon card with [Legend-Arms] in its traits and a play cost of 7 or less in your hand without paying its memory cost. Then, place this card in your Battle Area. [Main] <Delay> (Trash this card in your battle area to activate the effect below. You can't activate this effect the turn this card enters play.) ・Reveal the top 4 cards of your deck. Place those cards on the top or bottom of your deck in any order.