Upshift Strikeracer (USR) was a MMO racing video game developed by South Korean studio NChannel[3] and published by gPotato[4] for PC.
[5] The game service was terminated on 5 October 2010 due to expiration of licensing agreement.
This lets the players concentrate more on actual racing than trying to evade the opponents' weapons.
This game mode consists of the player racing without other opponents and without weapons to try the best time he can get.
gPotato introduced a contest; any driver who wishes to participate donates 50 REP (reputation - In-game currency) if ranked 4 or higher.