Card Text: Once per turn, during your Main Phase, if you control this monster on the field, you can equip it to your "Dark Blade" as an Equip Spell Card OR change it back to a monster in face-up Attack Position
Now, I had never forayed into card-grading as a pre-teen
If that werent enough, it can nullify one trap card or spell card of the players choice per turn at no extra cost, while also digging through their deck for specific spell and trap cards themed after Exodia
Your ability to open packs meanwhile is governed by a 12-hour timer, which you can accelerate with an in-game currency called Pack Hourglasses, and given the level of rarity of different cards - and the scarcity of packs - that means collecting 'em all is going to take a very, very long time
Their Flying keyword makes them tough to block for a bunch of unanswered damage to finish opponents