ancient guardians yugioh booster box – Toy Mandala 15 cards from the set will also be available as Collectors Rares Yu-Gi-Oh!: Ancient Guardians Booster Box

[When Attacking][Once Per Turn] You may place 1 card with [X Antibody] in its traits from your hand at the bottom of this Digimon's digivolution cards to delete up to 2 of your opponent's Digimon with play costs less than or equal to this Digimon's digivolution cards

Its a reminder of a time when the Pokmon presence in the U.S

C Common Naturia Hydrangea X EARTH Level 5 [ PlantEffect ] ATK 1900 DEF 2000 During your turn, if the effect of a "Naturia" monster was activated on your field, you can Special Summon this card (from your hand)

In this phase, monsters can be summoned, effects can be activated, a monsters battle position can be manually changed, and spells and traps can be activated or set

So its not like this is just this one pair

But it's definitely the most efficient way to build a Pokmon collection