Diddy Kong's Mine Cart Ride - Expansion Set - Set - 71425LEGO 71425 Diddy Kong's Mine Cart Ride Expansion Set Super Mario Diddy Kong's Mine Cart Ride Expansion Set (71425) is part of the Super Mario theme, specifically from the Donkey Kong subtheme. With 1157 pieces and 4 minifigures, this set offers endless hours of building fun. This set is brand new and factory sealed, exactly as it came from LEGO. All contents, including the box, pieces, minifigures, and manuals, are in pristine condition. Unless