Stealth

Generally a sub-genre of first person or third-person shooters. These types of games hinge on overcoming obstacles and enemies through a stealth style of gameplay, rather than a full-tilt "guns blazing." Success often hinges on being undetected while progressing through a game's level or mission.

Splinter Cell: Pandora Tomorrow

Splinter Cell: Pandora Tomorrow is a third-person action-adventure set in Tom Clancy's world of Splinter Cell. The game follows the exploits of covert operative Sam Fisher, who utilizes stealth and impressive gadgetry to dispose of his enemies and accomplish his objectives. CS:PT is the second game in the series.

Hitman: Codename 47

The story centers around Agent 47, a bald test subject branded with a barcode tattooed on the back of his head, who is rigorously trained in methods of murder. Upon escaping from a test facility, 47 is hired by the Agency, a European contract killing organization. His mission takes him to several locations in Asia and Europe to assassinate wealthy and decadent criminals.

Hitman: Blood Money

Hitman: Blood Money is the fourth game of the Hitman series from Io-Interactive and Eidos. Once again Agent 47 uses either stealth or sheer firepower to assasinate his Agency's contracts.

Splinter Cell: Double Agent

Veteran agent Sam Fisher is back. But he's never faced an enemy like this before. To stop a devastating attack, he must infiltrate a vicious terrorist group and destroy it from within. For the first time ever, experience the relentless tension and gut-wrenching dilemmas of life as a double agent. As you infiltrate a terrorist organization in its American headquarters, you must carefully weigh the consequences of your actions. Kill too many criminals and you'll blow your cover. Hesitate too long and millions will die. Do whatever it takes to complete your mission, but get out alive.

Project I.G.I.: I'm Going In

Project I.G.I.: I'm Going In (released in Europe as simply Project I.G.I.) is a tactical first-person shooter developed by Innerloop Studios and released on December 15, 2000 by Eidos Interactive. It is one of the first computer games to feature realistic weaponry and tactical combat situations.

Splinter Cell: Chaos Theory

Tom Clancy's Splinter Cell: Chaos Theory is a critically acclaimed third-person stealth-based video game developed and published by Ubisoft. Chaos Theory is the third game in the Splinter Cell series endorsed by writer Tom Clancy. The game follows the covert activities of Sam Fisher, an agent working for a black-ops branch within the NSA called "Third Echelon".

The Chronicles of Riddick: Escape from Butcher Bay

The Chronicles of Riddick: Escape from Butcher Bay is an FPS from Starbreeze Studios and Vivendi Universal. The plot serves as a prequel to the 2000 film Pitch Black, and features Vin Diesel's voice and likeness.

Hidden & Dangerous 2

third-person shooter / first-person shooter (playable in both modes) video game in stealth-based mode, with a touch of tactical elements

Manhunt

Manhunt is to this day the only third-person action/infiltration game featuring stealth attacks with plastic bags.

Stolen

Stolen is a stealth-based game developed by British video game company Blue 52 and published in 2005 by Hip Games for PlayStation 2, Xbox and Microsoft Windows.