"Code Name: Viper" is a side-scrolling action game developed by Arc System Works and released for the Nintendo Entertainment System (NES) in Japan. The player takes on the role of a special agent named "Viper," who must infiltrate enemy territory and defeat various enemies using various weapons and explosives. The game features multiple levels with different themes, including an airport, a jungle, and a city, each with its own boss at the end. The game also includes a password system for saving progress.
