Maybe the factory had a different crimping technique that caused the wider packaging and different crimp patterns
Nonetheless, some of the playtest cards like the Shivan Dragon graded by CGC are apparently much more valuable than their regular Alpha counterpart - so were perhaps close to the playtest cards being more noticed (although I do not really care)
Key details (name, set, rarity, market value) sit where you'd expect them, and the scan list is far more readable
Now these formats, often encourage having a bunch of dudes in play, waiting to draw your enabler, or waiting till turn 4-5 to drop your lord, people will sit on their boardstate and a lot of these decks don't feel like they are encouraging you to stock up on Jace's Ingenuity to refill your hands
Ungraded & graded values for all Yu-Gi-Oh GX1 YuGiOh Cards
Throw in any parts you'd like to emphasize and you're done (pending a protective spray coat): Altering takes patience, but it's something that can be extraordinarily fun and rewarding