Mixed martial arts fans tend to find an emotional connection towards their favorite fighters. It's the nasty pit in our stomach that feels like we swallowed a hot ball of lead any time our hero eats a vicious knockout at the hands of his foe.
Fans and industry personnel alike had begged Chuck Liddell to consider hanging up his gloves after his loss to Shogun Rua, as it was the third tremendous lights-out moment suffered in a five-fight span.
Thankfully, Liddell would take the advance of Dana White and call it a day, but there are still many stars competing who should think about making their way to the door.
One fighter who comes to mind immediately is Keith Jardine. His losses greatly outnumber his wins in recent years, and he has received some hellacious knockouts that will live on highlight reels forever.
Here is a look at 10 fighters, historically known as tough guys, who should call it a day and ride off into the sunset.
Author's Note: I want to address comments that I know are coming before they arrive.
You probably expect to see Wanderlei Silva on this list, but you won't. The former PRIDE champion has looked solid in his last performances and has shown us that he can still take a punch and dole out tremendous punishment.