Shadow Brain is an NES game released in Japan. Specific details about the developer, release date, and sales figures are not readily available for this relatively obscure title. Judging by the title, the game is likely an action or adventure title potentially involving puzzle elements or a narrative that deals with the concept of a 'shadow brain'. Gameplay likely revolved around strategy and challenges related to the core theme of a 'shadow brain'. More information is needed to determine the specifics of the game's plot, style, and overall game mechanics.

Shadow Brain (Japan)

Sesame Street Countdown (USA)