From Austin Improv Wiki
Rush (often written all-caps: RUSH) is a ColdTowne Student Troupe.
 Press BlurbTheir press blurb, taken from a 2014 application to perform at The Hideout Theatre:
Creative forces have come together to define the Tom Sawyer format. Improv troupe RUSH brings their stadium anthem presence to the stage for a hard core experience.
 "What's Your Deal?"Their answer to the "What's Your Deal?" question on a 2014 application to perform at The Hideout Theatre:
Rush was formed as class troupe at ColdTowne Theater and performs the Tom Sawyer, a form created by the troupe themselves. The Tom Sawyer combines elements from the La Ronde and the Harold and is specifically designed to allow a large cast to still create a holistic piece.