A simple crimp on the top or bottom edge is a classic error, but a full crimp across the middle of a valuable card can be worth a lot
To avoid smudging, let the paint dry overnight
With other foils available, 7th Edition foils will mostly be important for completionists looking for a whole set since people who want it for EDH have other options
Ironically, for the counterspell-wielding blue player, the less lousy the spell the better
Pre-printed, not stickered Every category is printed directly on the plastic Pokmon-themed art on the front, clean category label visible from above when the divider is in the box
The point here is that there is still a lot of unknown information about the Card-E era of the Pokmon TCG, despite the best efforts of all kinds of people