Submission Underground 2: Jon Jones vs. Dan Henderson is upon us.

Today, Sunday, Dec. 11, two of the greatest mixed martial artists of all time square off inside the cage in a submission-only grappling match inside Portland's Roseland Theater.

Yesterday, both Jones and Henderson weighed in, eliciting cheers and laughter from the crowd in attendance.

All weighed in & it appears @JonnyBones is ready to eat! MMA's GOAT ? makes his pro grappling debut tomorrow @#SUG2 https://t.co/rDoP3uvK0E pic.twitter.com/EWxGk23B5X

— FloCombat (@FloCombat) December 11, 2016

On the night before #SUG2, @danhendo tips the scales at 207lbs pic.twitter.com/1yoTuFLZgX

— FloCombat (@FloCombat) December 11, 2016

In the night's co-main event, standout female fighters Miesha Tate and Jessica Eye face off in a rematch of their 2015 bout at UFC on Fox 15. While Eye missed the weighs in due to travel complications, Tate did step on the scales for the Portland crowd at home and online at FloCombat.com.

From Singapore ✈️ direct to the #SUG2 weigh-in scales! @MieshaTate is ready to go for her big rematch vs. @jessicaevileye pic.twitter.com/f2XcppQ83U

— FloCombat (@FloCombat) December 11, 2016

Elsewhere on the card, grappling and MMA legend Jeff Monson faces off with BJJ black belt Warren Brooks, and female grappling wizards Rita Lynne Gribben takes on Kyra Batara.

How to Watch Submission Underground 2

On TV: Now Available on Roku & Apple TV 4
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