Save the world from the Old God Himself in Doom Guard!

About Doom Guard, from BoardGameGeek:

Doom Guard is a cooperative board game for one to five players, who don the mantle of Earth's mightiest heroes and villains as they are forced to work together in order to protect Earth from total annihilation! Defeat the minions of Cthulhu, fight the spread of corruption, and beat back the forces of evil through 45-60 minute scenarios that can be played individually or as part of a complete campaign. -description from the publisher