Ahead of its release, some of the cards from this upcoming Spider-Man set were previously leaked, while Wizards of the Coast has officially revealed others at events like the recent San Diego Comic Con
Most of that stuff is just copyright info, but the information to the right of that line is what is known as the collector number, and it tells you where the card falls in the set, should you wish to organize your collection in that fashion
Damaged (DG) Cards in Damaged condition have integrity-disrupting damage such as tears, water damage over 1/3 of the card, pen/marker lines, foreign substances, and similar issues
Your opponent can agree to help you out, but they're not required to.
Set Number:CBB1C
But its so cost and time intensive, Im just not sure if, as they say, the juice is worth the squeeze