Released in 1999, TNN Motorsports: Hardcore Heat, also known as Buggy Heat in Europe and Japan, is an off-road racing video game that was developed for the Sega Dreamcast console. Emphasizing rugged all-terrain vehicle racing, the game allows players to compete in various environments with a selection of buggies, each customizable with upgrades earned through racing victories. The gameplay includes time trials, championship modes, and other challenges, set across a range of tracks with different weather and terrain conditions.