Submission Underground 8 live results (6 p.m. ET)

Chael Sonnen’s Submission Underground makes its debut on UFC Fight Pass Sunday, and you can get live results here beginning at 6 p.m. ET.

Submission Underground 8 takes place Sunday at Roseland Theater in Portland, Ore. The submission-only grappling card streams in its entirety on UFC Fight Pass at 6 p.m. ET.

In the night’s main event, undefeated Bellator welterweight contender Austin Vanderford takes on former Strikeforce middleweight champion Jake Shields.

Additional featured contests include UFC veterans Jake Ellenberger vs. Diego Sanchez in a rematch of their 2012 UFC “Fight of the Night,” multiple-time grappling world champion and Gracie Barra Portland coach Fabiano Scherner vs. Bellator heavyweight Matt Mitrione, MMA pioneer Dennis Hallman vs. Australian grappling sensation Craig Jones and big-show veteran Pat Healy against former Strikeforce lightweight champion Gilbert Melendez.

Eight two-person teams will also hit the mats for the night’s tag-team grappling competitions, including affiliate representatives from 10th Planet, Brazilian Top Team, Straight Blast Gym and more.

Submission Underground 8 results include:

• Austin Vanderford vs. Jake Shields
• Jake Ellenberger vs. Diego Sanchez
• Fabiano Scherner vs. Matt Mitrione
• Dennis Hallman vs. Craig Jones
• Pat Healy vs. Gilbert Melendez
• Team Hart/The Base vs. Team Currier/Impact Jiu-Jitsu
• Team Combat Arts Academy vs. Team Straight Blast Gym
• Shaun Kiatvongcharoen vs. Micah Brakefield
• Team Impact Jiu-Jitsu/Nemesis vs. Team Titan MMA
• Team 10th Planet Springfield vs. Team Brazilian Top Team Happy Valley