Ilia Topuria became the 10th UFC two-division champion ever at UFC 317. So, who are the best champ-champs in history?

The Rock (10 world championship wins) ... Coming to the WWE main roster in 2015, it took little time before "The Queen" sat on the throne of the women's division after a successful run on NXT.

Using wrestling, he was able to become a two-division world champion in the UFC, including winning the welterweight belt on three separate occasions. Merab Dvalishvili 92 Takedowns Landed ...

Even though Ella Crichlow-Mainguy had to go through some hoops to make it to the World Ninja Championship, the 10-year-old ...

Check all the current boxing champions for all four ... With 17 weight classes in boxing and four major sanctioning bodies that bestow world ... To check the top 10 fighters in each division, ...

Ahead of his chance to become a two-division UFC champion, Ilia Topuria has few, if any, regrets about his move to ...

Two former world champions have just been added to the Mario Barrios vs Manny Pacquiao card, as well as a top, undefeated ...