This sound is from Randy Couture Soundboard

Couture was an Olympic wrestling alternate and has lived in Corvallis, Oregon throughout much of his career. He is the only UFC fighter to win a championship after becoming a Hall-of-Famer and is the oldest champion in MMA history with his title victory over Tim Sylvia at age 43.
See also: Xtreme Couture Mixed Martial Arts, Chuck Liddell, Ryan Couture, The Expendables 4, Randy Couture vs. Chuck Liddell, and Ultimate Fighting Championship.