As usual, Im going to avoid the legendary creatures (except for one I find most dumb) in my list, and look to the generically good cards you might want to consider for your own builds
Designed for both play and presentation, this product works perfectly as a trading card display, card display piece, or part of a growing Pokmon TCG collection
It will take a bit more than that to justify the inclusion of Treasure Vault in a Cube, but artifact synergies are already aplenty in most high power Cubes and more interactions with Treasure tokens are released all the time
Hydreigon ex is second at $0.50
This approach allows for an apples-to-apples comparison of the most expensive and sought-after money cards from the Bloomburrow set
If your opponent doesnt have a Pokmon on their Bench, then you win the game