yugioh yugi legendary decks Amazon.com: Yu-Gi-Oh! Cards - 1 speed dueling action of Yu Yugi's Legendary Decks – Yu-Gi-Oh!

not only can it special summon itself from the hand by discarding another D/D, it also searches another D/D with 0 ATK or DEF from the deck when it is summoned, basically replacing your discard, giving you a great consistency boost

This will also be the return of Starlight Rares in the core booster sets that youll be able to find at about the same rate that you could find Quarter Century Secret Rares the last couple of years

You can get the Konami articles about that play from the links he provided and see that huge wall of text describing the play in that feature match

He won't give up until you beat him 3 times