- Birth name - Duane Gill
- Born - July 10, 1959, Glen Burnie, Maryland
- Ring names - Duane Gill, Executioner #1, Gillberg, Pain, Terry Turtle
- Billed height - 6 ft 0 in (1.83 m)
- Billed weight - 227 lb (103 kg)
- Billed from - Atlanta, Georgia, U.S., Tarrytown, Texas, U.S. (as Terry Turtle)
- Trained by - Bone Crushers Wrestling School, Larry Sharpe
- Debut - 1990
- Retired - February 28, 2020
- Major Companies
- World Wrestling Federation (1991–1994), (1998-2000)
- Major Championships
- Atlantic States Wrestling Alliance Tag Team Championship
- East Coast Pro Wrestling Tag Team Championship
- Eastern Wrestling Federation Tag Team Championship
- Mid-Eastern Wrestling Federation Tag Team Championship
- NWA New Jersey Junior Heavyweight Championship
- World Wrestling Alliance World Tag Team Championship
- WWF Light Heavyweight Championship