Name fights where there was an extreme athleticism and talent gap.

[CokeCider]

And the less gifted fighter still won . By Ko or decision . I can't think of any. Only Tyson/Douglas.

[Ivansmamma]

Khan vs Prescott
Jones vs Tarver
Lewis vs Rahman
Judah vs Baldomir

Maybe not as extreme as your example

[Nights King]

Maidana vs Broner

Though I despise Broner I do acknowledge he has various gifts and talents that only a fool does not take full advantage of. It's clear he is a quite the fool!

[Ivansmamma]

Sugar Ray Robinson vs Jake Lamotta

[SN!PER]

Muhammad Ali - Leon Spinks I

[Fr3$h]

Maidana vs Broner

uhhhhhhh no

[Tay Roc]

Garcia v. Khan

[Jack Napier]

Jaro-Wonjongkam
Roy-G Johnson
Mayorga-Forrest

[crazed_z06]

Garcia v. Khan

huh? There wasnt an extreme talent and athleticism gap between those guys.

[DeadLikeMe]

Pacquiao - Rios