A card like Ghost Belle, whose effect can negate most effects that move a card out of a Graveyard, is virtually useless against a Floowandereeze Deck
Scions & Spellcraft just has the best base for the start of something strong
It is impossible think to defeat the opponent just using "mill sources", you have to think to some alternatives: you can do that with a lot of order, and you must not need luck in order to win , every hand should be the ideal hand
Silver Tempest also features significantly more VSTAR cards, with only one confirmed VMAX card in the expansion set
Shifter: Danger Level 7 I thought it might be surprisingly okay since Celebration can fuse even if cards are banished, but actually, the effect of Walpurgis that pays hand costs from the deck is an action that sends cards to the graveyard as a cost, so under Shifter, you must discard Spell cards from your hand