You could certainly place a rounded rectangle filled white and stroked in black onto a scan of the image file, drop text on top of that, save a copy as a bitmap, and use that in the GFUI for an engrave
If you're a well-seasoned player that's handled a lhurgoyf or Spider Spawning, the ultimate is a pretty cool take on a mass reanimation effect
You can design your own card frame, art, name, and text using free online tools like Card Conjurer or MTG Card Builder, then send the finished design to a printer
The current system, while workable, creates artificial trade barriers by giving incentive to people to consistently trade with the same bots they already have credits on instead of searching for the best price for each individual card
I've also built Kaalia of the Vast, but it's just not the same since she's a human