Robbie Lawler and Rory MacDonald gave fans ... Lawler was the champion, and MacDonald entered the fight as the challenger. The fight almost went the full distance, as it lasted 24 minutes.

There's been much talk about former UFC Welterweight Champion Robbie Lawler coming out of retirement for one more fight ... from his rematch with Rory MacDonald to the war against Carlos Condit ...

The former UFC fighter and BKFC's "King of Violence" champion took matchmaking into his own hands and called out former UFC welterweight champion Robbie Lawler to a bareknuckle boxing fight.