ESPN's division-by-division rankings

Amanda Nunes added the featherweight title to her bantamweight belt with a 51-second KO of Cris Cyborg on Dec. 29. AP Photo/Kyusung Gong

Check out my rankings within each weight division by clicking on the links below.

For a list of current UFC champions in all weight classes, click here.

Note: Results are current, rankings as of Jan. 2.