Mario Kart 8 Deluxe Nspchupdate 303rar Upd Jun 2026

If you’re searching for “303rar” because you want more courses beyond the 96 official ones, consider (Custom Track Grand Prix for Mario Kart 8 Deluxe). This mod requires a hacked Switch but adds hundreds of fan-made tracks. It has its own updater and version numbers (e.g., CTGP-8 v1.3.0). No connection to “303.”