This content is protected Timestamped, Wilder training with heavy backpack, can be seen many times in this video, this was before wilder/fury 1
The heavy helmet discombobulated him bro, had to walk up stairs hurt his leg because it was a different situation. It's like doing CrossFit with a heavy full armor suit on then fighting the lineal champion. Seriously you call Wilder chicken legs one sentence & then act like he couldn't hurt his leg carrying a heavy metal suit the next