Sugar Rush is a cancelled[1] massively multiplayer online game from Klei Entertainment.

[2] It was the first game to be developed in North America to be released by Nexon, before it was later revealed that it would no longer be published.

The only information provided about the game's future was a message posted on the developer's blog on by Klei Entertainment CEO Jamie Cheng.

By July 2009, Nexon began preparations to close the Sugar Rush website, ceasing to publish the game.

[6] As stated by Klei entertainment,[7] Sugar Rush "will see the light of day", although not being published by Nexon America.