In Parker's 16th fight he faces Kali Meehan (42-5), former world title contender, current ranking - 29
These are the 16th opponents of the top 5 heavyweights in the world (according to Boxrec)
Wladimir Klitschko v Derrick Lampkins (9-3-1), retired
Alexander Povetkin v Taurus Sykes (25-4-1), current ranking - 424
Tyson Fury v Nicolai Firtha (20-8-1), retired
Kubrat Pulev v Alexander Dimitrenko (32-1), current ranking - 56
Deontay Wilder v Reggie Pena (6-6), current ranking - 496
Basically, apart from Pulev and to an extent Fury, the other three fought garbage bags on their 16th fights compared to Meehan. All of them were undefeated at the time as well...
These are the 16th opponents of the top 5 heavyweights in the world (according to Boxrec)
Wladimir Klitschko v Derrick Lampkins (9-3-1), retired
Alexander Povetkin v Taurus Sykes (25-4-1), current ranking - 424
Tyson Fury v Nicolai Firtha (20-8-1), retired
Kubrat Pulev v Alexander Dimitrenko (32-1), current ranking - 56
Deontay Wilder v Reggie Pena (6-6), current ranking - 496
Basically, apart from Pulev and to an extent Fury, the other three fought garbage bags on their 16th fights compared to Meehan. All of them were undefeated at the time as well...