Submission Underground 28Submission Underground 28thumb_upthumb_downSubmission Underground 28October 31, 2021Submission Underground 28 took place Sunday, October 31, 2021 with 10 fights in Portland, Oregon.US Last Updated: 15 days ago Request Update CastAndy VarelaSelfHaisam RidaSelfAaron TiegsSelfGuilherme VasconcelosSelfCris LencioniSelfKevin LeeSelfJuliana MillerSelfTara LaRosaSelfKyle ChambersSelfTanner WeisgramSelfMatt FerraioloSelfMikey GonzalezSelfPhelan CarronSelfMorgan MatuizekSelfCharles GilpinSelf