Technically, decks from formats such as Gym Leader Challenge could be played, but might be more challenging, as total HP and damage output would both be less
Retro Game Boy-Style Deck Boxes on Sale Today Nintendo re-released Pokemon Fire Red and Leaf Green for the Switch 2 earlier this year, and I've been absolutely glued to the game since I started playing again
Fountainport As a colorless utility land, you could do worse than Fountainport, which essentially turns all tokens into Clues
Because damage remains marked on creatures until the damage is removed as the turn ends, nonlethal damage dealt to creatures you control while Porcelain Gallery is unlocked may become lethal if other creatures you control leave the battlefield during that turn
Notably, this design includes subtle green touches that reference the Pokmons canonical trainer, N (the green tones marry up neatly with the colours of the trainers hair)