The Last Guardian [BT20-100] [Release Special Booster Ver.2.5]

[Main] Reveal the top 3 cards of your deck. Add 1 [Cool Boy] and 1 card with the [Royal Knight] or [X Antibody] trait among them to the hand. Return the rest to the bottom of the deck. Then, place this card in the battle area. [All Turns] When any of your Digimon with [Omnimon] in their names would leave the battle area, [Delay]. • 1 of those Digimon doesn't leave.