'Venom is an action-adventure game for the Sega Genesis. It is the first game in the series and was released in 1993. The player controls the protagonist, Venom, as he tries to stop a alien race from creating a powerful virus that could destroy the world. The game features a unique control system which allows the player to move Venom around using only the left and right movement buttons. The game also features a variety of enemies and bosses that the player must fight. The game is set up like a platformer, with the player moving Venom up and down the screen, and then jumping and dodging obstacles. The player can also use the fire button to shoot venom from the mouth of Venom. The game has a variety of different environments, including a dark forest, a sun-soaked beach, and a dark city.