Mario Kart 64 is the first 3D game in the Mario Kart series, released in 1996 by Nintendo. Widely regarded as classic, it still retains a following to this day.
A run 7 years in the making, this Mario Kart 64 TAS features weatherton completing all 4 Grand Prix Cups in under 21 minutes. Due to the nature of the game, knowledge of the internal code allows for heavy RNG manipulation, getting even the most unlikely items on the first try. This and the incredible movement precision are used to create crazy shortcuts, often completing laps in mere seconds.
The submission text (http://tasvideos.org/5243S.html) contains highly detailed information about the strategies of every track, the RNG manipulation and a lot of other information about the run.