Gradius

Other

 * Gradius 2 & Gofer no Yabou: Episode 2 (MSX)
 * Gradius (Game Boy)
 * Gradius Advance
 * Gradius ReBirth

Spin-Offs

 * Salamander/Life Force
 * Parodius
 * Otomedius
 * Cosmic Wars
 * Falsion
 * Solar Assault