UFC 4 review: Improved mixed-martial arts sim doesn't reinvent the double-leg takedown wheel

A competent and crunching MMA sequel that brings key improvements to the Octagon but stumbles when the action moves to the ground.

Is there any real advantage to taking different martial arts and integrating them together by oneself instead of simply taking MMA and getting a little bit of every martial art? - Quora

Double Leg Takedown: Explained

Is there any martial art superior to others, or does it depend on the fighter? - Quora

Everything You Need to Know About The Double Leg Takedown

EA UFC 2 Mechanics you don't like and would like reworked - Page 4 - Operation Sports Forums

History of Wrestling – Page 26 – Documenting the history of wrestling with the written word

Which art would you rather choose as an MMA system base, Combat Sambo or Sanda? - Quora

History of Wrestling – Page 26 – Documenting the history of wrestling with the written word

How to perform a Takedown in UFC 4 - Pro Game Guides