CTA DIGITAL MIGSR Disc Scratch Remover Kit CTA DIGITAL MIGSR Disc Scratch Remover Kit. This Game Disc Repair Kit is specifically designed to repair and clean your valued Video Gaming discs. Repairing your Game Discs extends the life and in some cases resurrects scratched discs you thought were hopelessly damaged. Properly cleaning your Video Game Discs, not breathing on it and wiping it off with your shirt, enhances its performance and produces clearer audiovideo quality. Easy to use, just follow the instructions and begin proper maintenance of your Video Game CDs.