team up booster box case HOUSYLOVE (5pack) known name in the world of trading cards. Team Up Booster Box? :

So, a special illustration rare depicting the two together is to be of note

It won't function at all unless you keep a certain number of cards, so it's for long games where you hold onto cards, so maybe Red-Blue

BT9-021 R Digimon Lv.3 Jellymon Color Blue Cost 3 DP 2000 Digivolve Cost 1 Blue 0 from Lv.2 Form Rookie Attribute Data Type Mollusk Card Text 1 [Effect] [Your Turn][Once Per Turn] When you play a blue Tamer, Draw 1

Game Setup Both players shuffle their decks

Illustration rares are a Scarlet and Violet era rarity that shows Pokemon in full scene artwork, the successor to the Sword and Shield alternate arts