
Organized by Grappling Industries
January 9, 2027 in Detroit brings Grappling Industries' Detroit tournament, part of the promotion's nationwide series with divisions across all belts and ages. The event is a regular stop for Michigan competitors on the Grappling Industries circuit.
Detroit hosts the next stop on the Grappling Industries circuit, with gi and no-gi divisions scored under the promotion's own points-and-advantages ruleset. As always, brackets are built around age, weight class, and belt rank, and adult, masters, and senior competitors can add an Absolute division for an extra fee. The tournament is set for January 9, 2027 in Detroit, MI. Registration only happens online through Smoothcomp and closes four days before the event date — there's no same-day sign-up, though spectators can pay admission at the door. Gi entrants must register at their current belt, and no-gi entrants may register up one level. Find the registration link on Let's Roll.
Registration deadline: January 5, 2027
Grappling Industries is a Brazilian Jiu-Jitsu and submission-wrestling tournament organizer founded in 2011 in Montreal, Canada, by David Aguzzi. It's built around a proprietary Round Robin format that guarantees competitors multiple matches per division instead of single-elimination brackets, and now runs 200+ gi and no-gi events a year across North America, Latin America, the UK, Europe, Australia, the Middle East, Africa, and Asia.
Grappling Industries is best known for its round robin format: instead of single elimination, competitors in a division face multiple opponents — at least two matches guaranteed in the smallest divisions and typically four or more as divisions grow, with larger divisions splitting into pools that feed semifinals and finals. Placement comes from win-loss record, and a submission win carries extra weight in the standings, so finishing matches matters more than squeaking by on points.
Within each match, scoring follows IBJJF-based rules — the familiar positional point values and advantages apply. Events run both gi and no-gi divisions on the same day for kids and adults, which combined with the guaranteed-matches format makes these events popular for competitors who want mat time, not a one-loss exit.
Always confirm the official rulebook before you compete — organizations update rules between seasons. See the official event page for current rules.
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