Brock Lesnar and the 7 Meanest Looking Fighters in the UFC

Over the past several years, the sport of mixed martial arts has evolved into one of the fastest growing sports on the planet.

And a major part of this rapid growth can be credited to the world class fighters who dedicate their lives to the sport they truly love.

However, it's these fighters' personalities and appearances that add an extra spice to the sport's reputation.

The UFC specifically, has those guys who are always smiling, those who show no emotion and of course, the mean looking ones.

So, the following slides display the seven meanest looking fighters in the UFC today.

Let's take a look.

Wanderlei Silva

Wanderlei Silva entered the sport of mixed martial arts in November of 1996 and has established himself as one of the meanest looking fighters in the UFC today.

Silva, who is actually one of the nicest fighters in MMA is known for his fearless stare-downs with his opponents prior to their bout.

And, despite having lost six of his last eight fights, Silva remains one of the meanest looking fighters in the UFC.

Diego Sanchez

Diego "Nightmare" Sanchez is just that, a nightmare.

Sanchez, has been recognized for his vicious pre-fight stare-downs as well as his angry looking temperament outside of the Octagon.

It's difficult to tell what type of mood Sanchez is in as he's always looking angry.

Brock Lesnar

Brock Lesnar is not only one of best heavyweight fighters in the UFC today, but one of the meanest looking as well.

Lesnar, a former WWE superstar, entered the UFC in February of 2008 and has been one of the meanest looking fighters due to his stare-downs and "pissed-off" attitude.

Chris Leben

While Chris Leben may be one of the strangest fighters in the the sport of mixed martial arts today, he's also one of the meanest looking ones.

Whether it's Leben's different hair colors, tattoos or just his attitude, "The Crippler" is one of the meanest looking fighters the UFC has seen.

Thiago Alves

Thiago Alves' nickname, the "Pitbull," hits the nail on the head as Alves is one of the meanest looking fighters in the UFC today.

Something about Alves screams "mean" as he is home to one of the scariest stare-downs.

Rampage Jackson

Whether it's Quinton Jackson's "howl" or just the chains he wears around his neck, he is certainly one of the meanest looking fighters in the UFC today.

And, while Jackson may appear mean looking in his stare-downs, it's not the only time, as Jackson is always looking fairly scary.

Nick Diaz

While there are many words that could be used to describe Nick Diaz, few hit the spot like the word "mean."

Diaz, recently recognized for his victory over BJ Penn at UFC 137, could be found looking "mean" in his pre-fight stare-down as well as many other occasions over the course of his career.