2017 Chael Sonnen Presents Submission Underground 6
Portland, OR
Dec 3, 2017

Chael Sonnen is bringing some serious heat to the table with the sixth edition of Submission Underground!

The Dec. 3 event features some of the winningest SUG veterans. The main event includes World Champion, current UFC Fighter, AND previous SUG Champion  (whew) Gilbert Burns against SUG Champion and one of the best MMA grapplers of all-time in Jake Shields.

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