The latest MMAWeekly World MMA Rankings were released on Wednesday, Oct. 24. This system ranks the top 10 fighters from all across the world in each of the six largest weight classes, as voted on by MMAWeekly.

Taken into consideration are a fighter's performance in addition to his win-loss record, head-to-head and common opponents, difficulty of opponents, and numerous other factors in what is the most comprehensive rankings system in the sport.

Fighters who are currently serving drug-related suspensions are not eligible for top ten consideration.

HEAVYWEIGHT (over 205 pounds)

1. Fedor Emelianenko
2. Antonio Rodrigo Nogueira
3. Josh Barnett
4. Randy Couture
5. Tim Sylvia
6. Gabriel Gonzaga
7. Andrei Arlovski
8. Mirko Cro Cop
9. Fabricio Werdum
10. Aleksander Emelianenko

LIGHT HEAVYWEIGHT (205-pound limit)

1. Quinton Jackson
2. Mauricio "Shogun" Rua
3. Dan Henderson
4. Chuck Liddell
5. Wanderlei Silva
6. Rameau Thierry Sokoudjou
7. Keith Jardine
8. Forrest Griffin
9. Ricardo Arona
10. Antonio Rogerio Nogueira

MIDDLEWEIGHT (185-pound limit)

1. Anderson Silva
2. Paulo Filho
3. Matt Lindland
4. Denis Kang
5. Rich Franklin
6. Robbie Lawler
7. Nathan Marquardt
8. Kazuo Misaki
9. Yushin Okami
10. Frank Trigg

WELTERWEIGHT (170-pound limit)
1. Matt Serra
2. Georges St. Pierre
3. Matt Hughes
4. Jon Fitch
5. Josh Koscheck
6. Karo Parisyan
7. Diego Sanchez
8. Jake Shields
9. Carlos Condit
10. Marcus Davis

LIGHTWEIGHT (160-pound limit)

1. Takanori Gomi
2. Hayato Sakurai
3. Gilbert Melendez
4. Tatsuya Kawajiri
5. Shinya Aoki
6. Gesias "JZ" Calvancante
7. Vitor "Shaolin" Ribeiro
8. Joachim Hansen
9. Joe Stevenson
10. Mitsuhiro Ishida

FEATHERWEIGHT (145 pounds and under)
1. Akitoshi Tamura
2. "Lion" Takeshi Inoue
3. Antonio Carvalho
4. Urijah Faber
5. Masakazu Imanari
6. Hatsu Hioki
7. Jeff Curran
8. Yoshiro Maeda
9. Tenkei Fujimiya
10. Rafael Assuncao