Prototype is an Action-Adventure, RPG, Stealth and Third-person Shooter video game by Activision. The game offers an Open World Environment, and it is set in Manhattan, USA. Prototype follows the character of an Amnesic and powerful Shapeshifter named as Alex Mercer, who sets out to fight against the Blacklight, a deadly plague that consumes the humanity of Individuals and converts them into altered ferocious monsters. Alex keeps on fighting the monsters as well as finding the truth about his lost past. Struggling hard against the monsters, Alex also comes into massive conflict with the US military and the operatives of Blackwatch, a Black operation force. With the freedom to roam free, Alex keeps on getting farther into the enemy territory and finding the secrets while the player controls the character of Alex Mercer. Prototype offers plenty of room for gameplay along with sophisticated weaponry, fantastic graphics quality, and excellent combat mechanics. Prototype provides the ability to experience the game in Sandbox style while playing it and enjoy it even more. With its amazingly addictive nature, Prototype is one of the most played and liked Action-Adventure, Stealth, and Shooter video game. It also has a sequel named as Prototype 2 that expands the story to further distances and enhances the great experience. Do try it out.