Special agents Gabe Logan and Lian King stand accused of conspiring to spread the fatal Syphon Filter virus around the world. However, the trail of treason leads straight to their former employers - the Agency, and only Gabe and Lian can uncover the covert conspiracy and stop the virus in its tracks. But before they can look to the future, they must face the horrors of their past...

• Play as GAbe Logan or Lian King - discover the truth about their pasts and the genesis of the deadly Syphon Filter project.
  
• Mission include stealth, assassination and all-out combat, plus a wide range of mini-games including evasion, retrieval and demoliton.
  
• More sophisticated weapons, including the Mine Sweeper, the Heartbeat Sensor, and the Steyr AUG - an assault rifle with infra-red scope and high velocity bullets, allowing you to see and shoot through walls.
  
• A host of secret bonus missions and the new extended two-player deathmatch mode deliver maximum longevity and replay value.