Biggest upset in MMA

Werdum on Fedor?

Bigfoot on Fedor?

Aleks vs Kharitanov?

Karate dude who jabbed Kimbo?

Sakuraba vs Nino Schembri?

Mir Vs Lesnar

Belfort vs Wandy?

Royce vs Ken(1 )?

Tellingman vs Igor Vovchanchyn?

Din Thomas vs Pulver?

Lauzon vs Pulver?

BJ vs Hughes?

Serra vs GSP?

Chonan vs Anderson?

Jardine vs Chuck?                           

Rampage vs Chuck?

Forrest vs Rampage?

Forrest vs Shogun?

Jones vs Shogun?