Submission Underground (SUG)

Submission Underground is a U.S.-based grappling event focused on submission-only matches, frequently held in MMA-style cages. Its unique ruleset emphasizes aggression, submission attempts, and overtime formats, creating fast-paced, spectator-friendly action.

SUG has attracted elite grapplers from around the world, serving as a platform to showcase innovative techniques, particularly in no-gi grappling. The event has helped professionalize the sport, offering athletes opportunities for media exposure and sponsorship.

Beyond competition, Submission Underground promotes the sport to wider audiences through live streaming, social media, and fan engagement, enhancing the visibility of professional grappling globally.