Comic Bubbles for Camtasia Studio. 12 unique and distinct comic book style action bubbles. Each one is cleanly and dynamically animated an can easily be used for your comic book channel, cartoons, Youtube, Facebook, TV Shows, interviews, Vlog or films reviews. They’re also very easy to use and can be customized in just a few simple clicks. Quickly add some impressive action packed comic book bubbles to your next video. BOOM!