The "0" has got to go. Or does it?
That's the question for the 12 high-profile fighters listed here, each of whom enters 2014 with an unbeaten mark that he'll be hoping to extend throughout another 12 months.
The list was compiled with the help of fellow Bleacher Report columnist Kelsey McCarson, whose most recent pound-for-pound rankings following the Manny Pacquiao-Brandon Rios in November included nine unbeaten fighters. The list was rounded out to an even dozen with the inclusion of three additional unbeaten fighters who were included on the Boxrec.com pound-for-pound list as of Jan. 2.
Click through to get our take on why they've reached their existing status without a loss, and whether those win streaks are likely to continue in the near future.