Sonic Robo Blast 2 Kart (or SRB2 Kart) is an EXE mod for the popular DOOM mod Sonic Robo Blast 2. SRB2 Kart is a racing game in the veins of Mario Kart and Sonic & SEGA All-Stars Racing. It features 5 characters and 19 characters in a bonus addon. Currently, there are 103 levels in SRB2 Kart, consisting of 11 Race cups with 5 tracks per cup for a total of 55 Race tracks (of which 3 cups/15 tracks are unlockable), 29 Battle arenas, 15 Map Hell Race tracks & 3 Map Hell Battle arenas.