Heavyweight champion and former cruiserweight champion Oleksandr Usyk, 22-0 with 14 stoppages from Ukraine.
Next up could be interim WBO champion Daniel “Dynamite” Dubois, 22-2 with 21 stoppages from the UK. Dubois faces former champion Joseph Parker, 35-3 with 23 stoppages, on February 22.
Both light heavyweight champion Artur Beterbiev, 21-0, with 29 stoppages from Russia and Montreal, Canada, and his upcoming bout with former champion Dmitry Bivol, 23-1, with 12 stoppages from Kyrgyzstan and Indio, California. Both fighters to watch.
On February 25, they will have a rematch after a battle that could have gone either way.
WBC, WBO, and IBF super bantamweight champion Naoya “The Beast” Inoue, 28-0 with 25 stoppages from Japan.
He was scheduled to fight on January 24 against Australian Sam Goodman, who is 19-0 with eight stoppages. However, that fight has now been canceled due to Goodman suffering an eye injury in training.
Inoue, a four-division world champion, is probably the best pound-for-pound fighter.
WBC super flyweight champion Jesse “Bam” Rodriguez, 21-0 with 14 stoppages from San Antonio, Texas.
WBA lightweight champion Gervonta “Tank” Davis, 30-0 with 28 stoppages from Baltimore, Maryland.
The fight with Lamont Roach, 25-1-1, has now been postponed to August 1st in Brooklyn, New York.
WBC bantamweight champion Junto Natatani is 29-0 with 22 stoppages from Japan.
Daniel “The General” Cuellar is scheduled to go 28-0 with 18 stoppages for Mexico.
WBA, WBC and WBO super middleweight champion Saul “Canelo” Alvarez, 62-2-2 with 39 stoppages from Mexico.
WBA Super Welter and WBO Interim Champion Terence 'Bud' Crawford, 41-0 with 31 stoppages from Omaha, Nebraska.
Crawford is looking for a bout with Alvarez for the super middleweight title.
A potential upcoming fight is between WBA and WBO Cruiser champion Gilberto “Zordo” Ramirez, 44-1 with 30 stoppages of Mexico, and IBF champion Jay Obitaya, 27-0 with 21 stoppages of Australia.