So if you have Maganium on your bench and use a rare candy to evolve Bulbasaur straight into Mega Venusaur ex, you can place a grass energy down, then use its ability to move another energy from another benched Pokmon the use Jungle Dump for 240 damage all in one turn
Whenever either player's [C] Pokmon is Knocked Out by damage from an opponent's attack, that player takes 1 fewer Prize card
You can find one of these, The Soul Stone, in Magic: The Gathering | Marvel's Spider-Man
it also cant be retrieved from the discard pile once used
It's joined by Faerie Seer, Omenspeaker, Sage's Row Savant, and Overwhelmed Apprentice, which will have each opponent also mill two cards
The structural weakness is obvious: everything sourcing judgment, authenticity checking, packing, and your money rides on one person, and rarely survives that person getting busy or moving on