100 pack card sleeves Epic Spell Wars: of DOOM (100-pack) Whether you’re preserving sports cards Ultra Pro 100 Pcs Soft

Prior to the advent of the Link era, this card helped PK players summon a Dark Rebellion Xyz Dragon on top of their The Phantom Knights of Break Sword

Do you want to keep discarding your hand to fill your graveyard for combo potential, with something like Underworld Breach

The answer is to pay attention to blurbs like this

Special Summon 1 "Impcantation" monster from your Deck, then add this card from the GY to your hand

- Machine King - 3000 B.C

While limited by only being able to activate a single effect of the card once per turn, preventing any shenanigans by activating the card in succession, it's still a powerful card that could see the occasional inclusion in Side Decks for countering decks like Snake Eyes or Fire King