full art pokemon card trainer Trading Game Stellar Crown Ultra Rare Briar #163 (This effect doesnt count towards the number of Supporter cards you can play during your turn.) SWSH10 All Trainer Gallery Pokémon Cards

Ready-to-play 51-card deck

You want even, natural light on a plain, dark, non-reflective background and your own photos, and you definitely shouldnt use a stock image pulled from Google

Both of these have their own pros and cons

Im not and have never been an MTG judge, but you can sit back and enjoy this summary of how to use the level up mechanic (insert Super Mushroom sound)

Why is the limit 500, and not lower

But if you change this with something like Opalescence (or are using the Faceless One), then your background commander would be affected and could be targeted by anything that says commander creature. Most of the cards that refer to commander creatures instead of just commanders are background cards themselves