Meanwhile, American MMA fighter Henry 'The Messenger' Cejudo finished top of the chart after putting up impressive performances in all his fight in the year.
The American boxer believes Wallin wouldn't last more than eight rounds against Joshua. "Joshua. I think Joshua knocks him out. Six-to-eight rounds", Deontay Wilder said.
Retired American boxer Floyd Mayweather has revealed he will earn about $80 million from exhibition fights in 2019. The 41-year-old had a stainless boxing career after recording 50 wins out of 50 bouts - 27 of them on knockouts.
In boxing, British fighter, Anthony Joshua's world title fight against Bulgarian boxer, Kubrat Pulev, was initially scheduled to take place in London on June 20.