1. mixed martial arts
   boxing
2. karate

"Mixed martial arts" is often abbreviated as MMA.

1. seven
   10
2. 13

There are 10 divisions. The heavyweight division maxes out at 265 pounds (120 kilograms).

1. Nevada
   New York
2. California

Many states eventually followed California's lead.

1. 1996
   1993
2. 1990

Its first event was held in 1993. The first events had a looser, less regulated format.

1. Chicago
   Las Vegas
2. Los Angeles

The company is at ground zero of the gambling world.

1. Chuck Liddell
   Ken Shamrock
2. Brock Lesnar

Shamrock headlined more than 15 main events.

1. 1999
   2005
2. 2013

Canada decriminalized MMA in 2013, and the UFC is now looking to hold more shows there.

1. human cockfighting
   human torture
2. human slavery

He called it "human cockfighting." More than 30 states wound up banning extreme types of fighting events.

1. Rich Franklin
   Brock Lesnar
2. Matt Hughes

With his immense torso and iron-rod neck, Lesnar's nickname is appropriate.

1. testosterone replacement therapy
   THC (the active ingredient in cannabis)
2. human growth hormone

Testosterone replacement therapy could give some fighters an unfair advantage.

1. Boston
   Las Vegas
2. Denver

Denver is a hub for plenty of other major sporting events, too.

1. Jake Shields
   Jose Aldo
2. Lyoto Machida

Shields won in a unanimous decision.

1. foul language
   overt violence
2. accidental nudity

In the early days UFC was considered insanely violent.

1. Stone Cold
   Killer
2. The Iceman

His nickname was "The Iceman," and he was recognizable because of his mohawk and tattoos.

1. Jon Jones
   Royce Gracie
2. Jose Aldo

Gracie's success in the early 1990s propelled him to fame.

1. Brazil
   Germany
2. France

He was born in Brazil and now lives in Los Angeles.

1. 2015
   2012
2. 2011

2011 featured a match where Junior dos Santos beat Cain Velasquez.

1. to get blood everywhere
   to determine which martial art was best in a fight
2. to show boxing's superiority over karate

Fighters used their chosen discipline in hopes of advancing.

1. nine
   16
2. 22

His streak lasted 2,457 days, and he is still regarded as one of the best fighters in the world.

1. 11
   seven
2. six

Royce Gracie holds the record of 11 consecutive submission victories.

1. diverticulitis
   ulcerative colitis
2. prostate cancer

He had surgery to remove parts of his colon as a result of the diverticulitis, or infection of the digestive tract.

1. hair pulling
   eye gouging
2. leg breaking

In addition to eye gouging, it also banned biting because, you know, it's biting.

1. 110 pounds (50 kilograms)
   115 pounds
2. 135 pounds

She fights in the bantamweight class, which has an upper limit of 135 pounds.

1. $220,000
   $520,000
2. $1 million

Half of that $220,000 was the bonus for winning the fight.

1. UFC 102 in August 2009
   UFC 105 in November 2009
2. UFC 114 in May 2010

Rashad Evans beat Quinton Jackson in UFC 114.

1. 1997
   2005
2. 2013

Japan hosted its first UFC event in 1997. The country was one of the UFC's first international destinations.

1. Spike TV
   USA Network
2. TNT

The show on Spike TV immediately seized an audience and snagged more followers for the UFC.

1. 170 pounds (77 kilograms)
   185 pounds
2. 195 pounds

The minimum weight in this class is 170 pounds and the maximum in 185 pounds.

1. 150,000
   300,000
2. 800,000

Three hundred thousand people bought that fight on pay-per-view. UFC 52 doubled the previous record for pay-per-view sales.

1. 2006
   2005
2. 2004

It surpassed all previous records in 2006. The mid-2000s marked the beginning of the UFC boom.