This sets up perfectly for the finishing combo of Card Destruction + Serial Spell, which will cause the opponent to draw 20 cards or more, ending the game in deckout
In Chapter 2, guardians were also provided with cards that help them discover clues, and seeing as there are also cards that test knowledge, it seems they were conscious of Joe Diamond's card pool
"D/D Berfomet", "D/D Swirl Slime", "D/D Necro Slime", "D/D/D Oracle King d'Arc", "D/D/D Wave Oblivion King Caesar Ragnarok", and "D/D/D Duo-Dawn King Kali Yuga" from the 2016 Mega-Tin Mega Packs
Forbidden Chalice
Gadget decks now include a mixture of archetypes to produce boards that sport powerful links in combination with Xyz boss monsters including cards like Loading
halve its ATK, until the end of this turn