The former Olympic wrestler made his Octagon debut at UFC 17 .
The former Olympic wrestler fought overseas for much of his career before returning at UFC 75 after the promotion 's parent company , Zuffa LLC , purchased Pride in February 2007 .
The former Olympic wrestler made his Octagon debut at UFC 17 and fought overseas for much of his career before returning at UFC 75 after the promotion 's parent company , Zuffa LLC , purchased Pride in February 2007 .