joey card sleeves 600ct Clear for Trading Cards, Baseball Sports Soft Sleeves, Ultra Soft Plastic Card Protector Sleeve for Football, MTG, PKM, Game, Standard Cards : Toys & Games Konami Yugioh Legendary Joey Yugi

The Extra Deck can hold up to 8 cards

It puts the concept of an alliance between Pokmon in the spotlight, with many Tag Team cards that reinforce the tactical aspect of the game

Apart from that however, the card seems not good enough for Modern now, even if I can see some uses in a storm/spells matters deck

Blackfeather Darkrage Dragon X DARK Level 8 [ DragonSynchroEffect ] ATK 2800 DEF 1600 1 Tuner + 1 or more non-Tuner monsters Once per turn, when you take damage: You can send up to 5 cards from the top of your Deck to the Graveyard, then if any monsters were sent to the Graveyard by this effect, this card gains 400 ATK.