union arena black clover booster box [UA20BT] / Case this booster pack is a must Union Arena TCG: Black Clover

This deck focuses on casting an army of Ally creatures, many with strong secondary abilities including waterbend, earthbend, firebend, and airbend, along with synergies and abilities that trigger when these effects resolve, to generate massive value and overwhelm your opponents

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It determines which cards are legal in the current Standard format

C Common Tenshin X LIGHT Level 2 [ FairyEffect ] ATK 800 DEF 100 This card gains 400 ATK for each face-up Level 2 monster you control

That's not to say that every card will be based on Gold & Silver era Pokemon, though, with Hoenn Pokemon like Latias and Latios also set to make an appearance