When a rogue underground fight league resurfaces with deadly stakes, former champions Case Walker (Michael Jai White) and John “The Reaper” Grady (Scott Adkins) are drawn back into the arena—this time not for glory, but for justice. Their mission: dismantle the syndicate from within. But standing in their way is Magnus Kreel (Nathan Jones), a monstrous ex-mercenary turned fighter who doesn’t just want to win—he wants to end careers permanently.