Soldier of Fortune II Double Helix is a first-person shooter video game developed by Raven Software and published by Activision, a sequel to Soldier of Fortune. Soldier of Fortune II Double Helix plunges the players into the secret and deadly world of the modern day mercenary as they race around the globe to stop a bio-terrorist organization. The real-life mercenary John Mullins returns to put an end to the new threat of bio-terrorism, with the aid of his new assistant Madeline Taylor.

• Soldier of Fortune II Double Helix