On a BKFC: KnuckleMania 5 card filled with violent knockouts, Kaine Tomlinson Jr. took things to a new level against Patrick Sullivan . Tomlinson Jr. needed just 37 seconds to land a vicious overland left that immediately slept Sullivan on Saturday at Wells Fargo Center in Philadelphia, and it was a worrisome scene. Related BKFC: KnuckleMania 5: Best photos from Philadelphia Sullivan was out cold for an extended period after hitting the mat, but eventually he returned to his feet and left the ring under his own power. Check out the replay of the highlight-reel finish below (via X ): Kaine Tomlinson Jr