: You must own a legitimate copy of Mario Kart DS and dump your own ROM file.

GCGP is a modification of the original Mario Kart DS . Its primary goal is to recreate the GameCube experience on a handheld console, featuring:

The hack retains the standard "Grand Prix" format where players race through cups of four tracks each to earn points and win trophies. It also includes:

: A selection of karts and racers from the GameCube era, with some all-new additions.

(GCGP) is a fan-made ROM hack that aims to faithfully port the tracks, music, and aesthetic of the 2003 classic Mario Kart: Double Dash!! to the Nintendo DS hardware.

: Allows for customized racing with various speed classes.

: New custom battle arenas designed to match the GameCube aesthetic.

: Developers typically host the patch file (often in .xdelta or .bps format) on community forums like DSHack or the MFGG Forums .