warrior starter deck yugioh 5D's Road [Toy] : Toys & Games YuGiOh 2008 Starter Deck Single

Banned in just about every format and restricted even when you are allowed to use it Black Lotus accelerates mana in such a powerful way that, in theory, a player could win the game on their very first turn

Laboratory Maniac $6.00 Laboratory Maniac was (as far as I know) the first alt-wincon for an empty library, and it completely turned the way certain decks play on their head

1 Shining Genesect (Shining Legends) With an ability that lets them essentially pile on potentially twice the amount of Grass energy per turn than normally possible, Shining Genesect can not only swiftly charge up their mighty Gaia Blaster but also increase its damage every turn to become a devastating juggernaut

Needless to say, it was one of their more popular efforts