Plot: Solar Assault is a three-dimensional shoot 'em up released by Konami in 1997. A spin-off of the long running Gradius series, the title retains most of the gameplay characteristics of its 2D counterparts including the same powerups and display system. Wikipedia
Plot: Gradius: The Interstellar Assault, released as Nemesis II: The Return of the Hero in Europe, and Nemesis II in Japan, is the second Game Boy game in the Gradius series. Wikipedia
Plot: Nemesis 3: The Eve of Destruction is a 1988 computer game, developed and published by Konami exclusively for the MSX platform in 1988. It was only released in Japan and Europe. The game is part of the long running Gradius series of side-scrolling shooters and is a spin-off of Gradius II: Gofer no Yabou...
Plot: Gradius ReBirth is a shoot 'em up video game for WiiWare developed by M2 and published by Konami. It is the latest installment in the Gradius series, and was released in Japan on September 2, 2008, and in North America on March 9, 2009, and in the PAL regions on July 3, 2009. Wikipedia
Plot: Gradius Advance is a horizontally scrolling shooter handheld video game developed by Mobile21 and published by Konami in 2001. It was released later in the same month in the United States as Gradius Galaxies and in 2002 in Japan as Gradius Generation. It is the only Gradius title available for the...
Plot: Naious is a scrolling shooter video game developed and published by Exact exclusively for the Sharp X68000 in Japan on October 26, 1990. It is both the first title to be created and released by Exact for the X68000 platform, as well as the first project produced by the company. Wikipedia
Plot: Étoile Princesse is an action role-playing video game developed and published by Exact exclusively for the Sharp X68000 in Japan on March 26, 1993. Wikipedia
Plot: Geograph Seal is a first-person mecha platform-shooter video game developed and published by Exact exclusively for the Sharp X68000 in Japan on March 12, 1994. Wikipedia
Plot: Gradius III and IV is a compilation game combining ports of the arcade versions of Gradius III and Gradius IV. It was released in Japan on April 13, 2000, and in North America and Europe in November 2000. Wikipedia
Plot: Salamander 2 is a 1996 horizontal-scrolling shooter arcade game developed and published in Japan by Konami. It is the direct sequel to Salamander and the third game in the Salamander series, which itself is a spin-off of the Gradius franchise. Wikipedia
Plot: Gradius Gaiden is a 1997 horizontal-scrolling shooter video game developed and published for the PlayStation by Konami. Players control one of four different starships in their mission to eradicate the Bacteria army from destroying the planet Gradius. Wikipedia