Darkman was developed by Twilight and published by Ocean Software in 1991. It was released for the ZX Spectrum, NES, Amstrad CPC and Commodore 64.[1] It was also ported to the Game Boy and Atari ST.[2] The game's plot is loosely based on the film of the same name. In this side-scrolling platformer, the player controls Darkman, a superhero who can jump, kick and punch, as well as swing from a rope during action sequences between levels. In each level, Darkman disguises himself as the boss of the level, whom he must defeat before the time limit elapses. Contra (魂斗羅 Kontora?), known as Probotector and occasionally Gryzor in Europe and Oceania, is a 1987 run and gun action game developed and published by Konami originally released as a coin-operated arcade game on February 20, 1987. Bad Dudes Vs. DragonNinja, often referred to simply as Bad Dudes, and known in Japan simply as DragonNinja (ドラゴンニンジャ?),[1] is a 1988 arcade game developed and published by Data East. It was also ported to many computer and game console home systems. The game was followed by a 1991 spiritual successor Two Crude Dudes (known in Japan as Crude Buster). Double Dragon II: The Revenge (ダブルドラゴンII ザ・リベンジ Daburu Doragon II: Za Ribenji?) is a side-scrolling beat 'em up produced by Technōs Japan originally released as a coin-operated arcade game in 1988. It is the sequel to Double Dragon, released during the previous year. Ferrari Grand Prix Challenge.