OPPONENT -- 3600 LP: Field: Naturia Butterfly in Attack Position Spell Canceller in Attack Position Gravity Bind face-up Curse of Darkness face-up Anti-Spell Fragrance face-up Burden of the Mighty face-up Deck Wulf, Lightsworn Beast No cards in hand, Graveyard, Extra Deck, or that are Banished
The downside is that this can feel at points a little too siloed - especially if both players are focused on churning lore or getting cards on the field for a few turns
Entomb effects are distinctly different than self-mill cards because you control which cards are put in the graveyard rather than putting random cards from the top of your library into the graveyard
Provided you run a deck with a lot of Spellcaster monsters, it could be an interesting tech card to counter the overwhelming strength of an opponents board
Legality depends on the tournament format -- Unbound Flourishing can be legal in some formats and banned or restricted in others
When Base Set was released in 1999, PSA grading was a niche service used by a tiny fraction of the collecting community