Brock Lesnar was a champion.
Brock Lesnar . He is signed with WWE , where he performs on the Raw brand and is the current WWE Universal Champion in his first reign . 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 November 2008 , Lesnar defeated Randy Couture to become the UFC Heavyweight Champion . He achieved world champion status twice since his return , having won the then WWE World Heavyweight Championship in 2014 and the WWE Universal Championship in 2017 . Lesnar is a five-time world champion in WWE , a one-time heavyweight champion in the UFC , a one-time heavyweight champion in NJPW , and a one-time heavyweight wrestling champion in the NCAA , the only person in history to win a championship in each of those organizations .