Plot: Contra III: The Alien Wars is a 1992 run and gun video game developed and published by Konami for the Super Nintendo Entertainment System. It is the third home console entry in the Contra series after Contra and Super C for the Nintendo Entertainment System. Wikipedia
Plot: Army Men Advance is a top-down shooter video game developed by DC Studios and published by The 3DO Company exclusively for Game Boy Advance. Wikipedia
Plot: Operation C, released as Contra in Japan and as Probotector in the PAL region, is a 1991 run and gun video game by Konami released for the Game Boy. Wikipedia