Tom Clancy's Splinter Cell: Double Agent | Nintendo GameCube

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An undercover mission with divided loyalties

Sam Fisher’s next assignment sends him inside the kind of organization he once fought from the outside. In Splinter Cell: Double Agent, personal loss leads him into a dangerous undercover role with a terrorist group. He must carry out enough of its demands to keep his cover while still working for the NSA. The tension comes from getting through a mission and deciding what information or action to give each side.

The GameCube release uses the original-console version of this story and campaign. Its assignments and trust decisions belong to that version of Double Agent, with a separate set of cooperative missions alongside Sam’s solo operation. The undercover premise changes who gives you orders and what those orders mean, while the moment-to-moment play remains centered on stealth, observation and careful use of force.

Stay concealed and read the environment

You guide Sam through guarded spaces in third person, choosing when to move through shadows, climb to another route or approach an enemy quietly. Night, thermal and electronic vision help reveal what is around you. Weapons and gadgets give you ways to distract, disable or eliminate a threat, but the decision to act also affects whether the rest of the area becomes aware of you.

Close-range encounters allow lethal or nonlethal takedowns, as well as grabbing and questioning enemies. You can use those options to clear a route or obtain information rather than immediately starting a firefight. Careful shooting is another tool: Sam’s aim depends on holding still, so choosing a safe position matters before taking a silenced shot. Climbing and crawling provide routes through the game’s layered environments.

Trust, objectives and equipment

The trust system makes opposing instructions part of the mission. An objective can present information that the NSA wants to preserve while the terrorists want it used for their own purposes. Choosing whom to satisfy shifts your allegiance and can affect the equipment available to you. Maintaining the undercover relationship becomes another consideration alongside reaching the next computer, gathering intelligence or sabotaging a target.

Sam’s solo missions still follow a defined sequence, with optional tasks and different ways to deal with guards inside it. Important choices can affect the conclusion, rather than turning every route into a wholly separate campaign. Difficulty settings and the ability to save during play let you approach those guarded spaces at the level of challenge you want and retry a plan when it fails.

Separate cooperative spy missions

Two-player cooperation follows other Third Echelon agents through story-driven assignments related to the solo campaign. The partnership includes actions that depend on both players, such as helping a teammate reach a higher point and interrogating a captive together. These missions ask you to coordinate movement and timing with a person beside you, rather than simply adding a second player to Sam’s levels.

On GameCube, those cooperative missions are local split-screen play and are carried on the second game disc. A second controller is needed for a partner. Sam’s campaign occupies the other disc, so the release’s two-disc structure separates the solo and cooperative experiences. A GameCube Memory Card retains saved progress.

Spy-thriller sound and setting

The game moves between undercover situations and guarded locations around the world, using dialogue, tense music, quieter stretches and nearby guard chatter to frame the work. Michael Ironside returns as Sam’s voice. Double Agent’s distinguishing feature is the need to keep a cover identity functioning while making choices for two opposing organizations, supported by the familiar mix of shadow-based movement, gadgets and deliberate close encounters.