Returning it to hand, banishing it, or even using it as synchro material (as unlikely as that is), all of it counts
Looking at the details it seems like the artist, Reddit user Lord-Keithulhu, carved into the cards themselves to further create depth and features that take this alter to the next level
Normally, Universes Beyond cards are reprinted with more MTG-appropriate art and names at a later date under the Universes Within imprint
Both give you a single red mana, which can help you get an extra spell in on those turns
Compare creating custom Pokemon card art with AI against manual design tools or template-based card makers
"Pokmon TCG: Every Energy Type in the Game, Ranked from Worst to Best"