If the cards people like most are those that are top down rather than bottom up then perhaps it is a good idea to design a cube with that method taking the lead
To check them on eBay directly, you can go to the advanced search, then search for the exact card, including set and number, then filter results to Sold items
For someone running their first Pokmon bot setup, this is the starting point
Once all of the defence counters have been removed, the battle card transforms and whatever permanent is on the other side goes to the player who finished it off
Not only that, it has flashback, enabling you to cast it if it gets milled, or to get two Elementals out if you're able to cast it from your hand and grave
Wear and tear can be considered marking as well