Already has a substantial discount
The word "pre-sequel" may seem a bit uncomfortable or confusing, but if you liked Borderlands and Borderlands 2, you might well be interested in Borderlands: The Pre-Sequel. The somewhat humorously named title is now available at GameStop with a list price of $60.
However, you don't have to pay that much.
Use coupon PCD15PR to take 15% off that price tag, dropping your total to $50.99. The coupon expires at the end of this month.