Kye Genesis shatters opponent's arm in nightmarish amateur submission at Cage Titans 78

Kye Genesis delivered one of the most disturbing submission finishes of 2026 at Cage Titans 78 in Plymouth, Massachusetts, snapping opponent David Diaz’s arm before the amateur fighter could even register the danger, let alone tap out. The bout is already drawing consideration as a candidate for Most Gruesome Submission of the Year.

The finish was as swift as it was brutal. Genesis locked in the hold with such precision that Diaz’s arm bent the wrong way almost instantly, leaving no window for a defensive response. The visible moment of the break has been circulating widely among MMA observers since the event.

For Diaz, the loss extends a difficult amateur run. He now sits at 0-6, with five of those defeats coming inside the first round. Whether he continues competing after recovering from the injury remains to be seen.

More results from the regional scene

Elsewhere on the regional circuit, former PFL fighter Michael Dufort continued his resurgence at Samourai MMA in Quebec, finishing Antoine Chaput with a triangle-hammerlock combination to secure his fourth consecutive lightweight title defence.

Teammate Mohamed Ado, who suffered a quick submission loss on the Dana White Contender Series in 2024 and then dropped two more bouts at Unified MMA, has now strung together back-to-back knockouts under the Samourai banner. His latest came in just 25 seconds against Mac Laursen.

At CFFC 161 in Rockford, Illinois, Kevin Rosas — brother of UFC prospect Raul Rosas Jr. — picked up a leg-lock victory to give the family something to celebrate after sibling Jessie had a rough outing the same weekend.

In Queensland, Australia, Oden Muscat produced a highlight-reel finish at Eternal MMA 110, knocking out Jesse Wynne with a counter punch thrown mid-takedown attempt — the kind of timing that stops a fight before the body even hits the canvas.