Darius Twin happened in 1991.
Darius Twin was created in 1991-11.
Darius Twin - 1991 - VG was released on: Japan: 29 March 1991 USA: 1 September 1991 (SNES version)
Darius Gaiden happened in 1994.
Darius Force happened in 1993.
G-Darius happened in 1997.
Darius - video game - happened in 1986.
Twin Eagle happened in 1989.
Twin Hawk happened in 1989.
Twin Cobra happened in 1987.
Twin Kingdom Valley happened in 1983.
Twin Cobra II happened in 1997.
The Twin Dilemma happened on 1984-03-30.