vintage pokemon booster box Legendary Collection Pokémon POV Unboxing a 800$ vintage

EX4-019 R Digimon Lv.5 MachGaogamon Color Blue Cost 7 DP 7000 Digivolve Cost 1 Blue 3 from Lv.4 Form Ultimate Attribute Data Type Cyborg Card Text 1 [Effect] [When Digivolving] Return 1 of your opponent's level 4 or lower Digimon to its owner's hand

During your end phase if you control "UNSC orbital fleet" or "UNSC field HQ" shuffle it back into your deck

When that attacking monster destroys an opponent's monster by battle and sends it to the Graveyard: You can activate this effect

Okay, for this next part, I do want to mention this is about as spoilery as Im going to get

Other Decks are in the process of being tried out as well, and of course many more can be equally efficient as this one, but more time is needed to see the results