The answer may surprise you...

timestamps
0:00 - Intro
0:32 - Lebron James
1:27 - Tiger Woods
3:01 - Michael Jordan
5:40 - Faiq Bolkiah
6:45 - Ion Tiriac
9:05 - Albert Alexander
10:28 - Eugen Sandow
11:47 - Sanphet VIII
13:04 - Henry VIII
15:07 - William Marshal
17:05 - Gaius Appuleius
18:06 - Amenhotep II
19:18 - The Richest Athlete

This video was greatly inspired by Jack Pockets, shoutout to him for inventing this format

Also inspired by Oversimplified, Casually Explained and Bill Wurtz