The full game mode rules can be found here. In order to gain some time, hit other players with items. After it reaches 0 you won't be able to move anymore. In this new game mode there are infinite laps and the timer counts backwards from a certain value (about 2 minutes).
5 years after the first version was released, the CTGP-7 dev team is proud to present what we consider the biggest update to the mod ever made, the v1.0 update.
CTGP-7 is a romhack for Mario Kart 7 adding new features to the game.