Brock Lesnar won a fight.
Brock Lesnar . After debuting on WWE 's main roster in 2002 , he won the WWE Championship on three separate occasions with victories over The Rock and Kurt Angle ( twice ) . In 2005 , Lesnar returned to professional wrestling and signed with New Japan Pro-Wrestling ( NJPW ) , where he won the IWGP Heavyweight Championship in his first match . In 2006 , Lesnar pursued a career in mixed martial arts ( MMA ) , as he signed with Hero 's and won his first fight , against Min-Soo Kim , in June 2007 .