Getting duplicates of any creature that arrives on the battlefield is awesome
As far as possible late-game power goes, the mill deck has Persistent Nightmare and Deserts to sacrifice
Duelists will take this Water-themed oceanic Deck and command monster cards such as Atlantean Dragoons, which partners up with all Sea Serpents for precision strikes
If no Spell, Trap or Monster Card on your opponent's side of the field is in the same column as this card, it can attack your opponent directly.
This is on top of the deck being able to access a number of powerful generic XYZ, Link and Synchro monsters on top of Adamancipator Synchros, offering consistency and search capabilities in Gallant Granite and powerful negation in Apollousa, Bow of the Goddess
I cant talk about those decks right now, but after a ton of testing, I can tell you that what findings weve uncovered in list form