Moraes won the first fight by a knockout, but Johnson avenged his loss by knocking Moraes out in their second fight.
As a result, everything was up for grabs in the trilogy as they squared off from Broomfield, Colorado.
Moraes initially dominated the fight by using his longer reach and landed some powerful punches in the process.
However, Johnson managed to turn the tables in the third by closing the gap to land several knee strikes to the body.
Moraes slowed down as he felt the pace, as Johnson continued to gain momentum to walk away with the decision.
Prior to the fight, there had been suggestions that Johnson could retire. However, post-fight, there was no reason to suggest this.
After all, he had managed to gain his first defense of the title.
“I don’t think there’s another person in mixed martial arts that has a better clinch game than me. His body is so durable. I was beating the f— out of that body.
“I’ve gotta talk to my wife first and I’ll get back to you guys, OK?” Johnson
This is entirely understandable given what Johnson has accomplished. He has the longest title defense streak at flyweight, 11 to be exact.
Not only that, but he hinted that he could face Kairat Akhmetov next when asked if he was interested.
“Show me the money,” Johnson