For the time being, if it's within B and F, it's a design that can be obtained by using Azusa as a material, but there are no restrictions on S materials, so it's possible to use WW gimmicks
Devotee of Nephthys X WIND Level 2 [ Spellcaster / RitualEffect ] ATK 1200 DEF 1200 You can Ritual Summon this card with "Rebirth of Nephthys"
This Vanellope would be a great fit in a deck like that, but I'm not suspecting it to be any good, at least not yet
Deliberate Injury Gambit: Does this in their duel with Adrian, willing to take enormous, near fatal-damage that takes them down to 100 LP by crashing Grave Squirmer into Fog King, so as to stop the burn effect of Royal Sword via Grave Squirmer's destruction-floating effect
Building these decks requires a lot of estimation and educated guesses considering in pretty much every single case, one full on-screen duel is not nearly enough to show their entire deck
The effects of Blue-Eyes Spirit Dragon not being once-per-turn means it can bring out the boss monsters like Blue-Eyes Ultimate Spirit Dragon and Stardust Sifr Divine Dragon with ease