yugioh structure decks yugipedia Yu-Gi-Oh! Deck Display card Main Deck and a 5 Yu-Gi-Oh Yugi Volume 2 Japanese

There are aggressive one turn kill type of decks

Marketplace TCGplayer Sets Marketplace Cardmarket Sets Market Trend Price History Deck Usage & Meta Stats Public deck and tournament usage for Eldlich the Mad Golden Lord

Numbering will be updated to match the new set, so for instance, in The First Chapter, Stitch Rock Star was 23/204 EN 1

I am not disputing any of that

With that, we can say that they have a lot of experience when it comes to classification but cataloging cards in general is something recent and just a mere extension and not a priority of them

11 Yule Ooze Every time someone brings the Yule Ooze to dinner something is going to get broken or some distant cousin goes missing