Adult Swim has built up a nice stable of games on the App Store, and the biggest workhorse in it is Robot Unicorn Attack, a Flash game that's an endless runner where you play as the titular creature dashing and jumping to 80s music playing in the background. That game's been very successful, but due to the music licensing, Adult Swim's never been able to turn it freemium, which is a business model that potentially offers a bigger audience (and more profits).
Robot Unicorn Attack 2, however, is built f
