Here's how to watch the 2022 Halloween Havoc broadcast on FloGrappling. The 2022 Halloween Havoc broadcast starts on Oct 22, 2022. Stream or cast from your desktop, mobile or TV. Now available on Roku, Fire TV, Chromecast and Apple TV. Don’t forget to download the FloSports app on iOS or Android! If you can’t watch live, catch up with the replays! Video footage from the event will be archived and stored in a video library for FloGrappling subscribers to watch for the duration of their subscription.