Single player

Ultima 7 is an RPG from Origin Systems. You play as the Avatar, and are once again summoned to the world of Britannia. 200 years have passed in Britannia since your previous adventures, and the land is plagued by troubles occuring all at once. A bizzarre series of ritualistic murders have been committed, magic is crumbling, mages are going insane, and a zealous cult called "The Fellowship" is becoming widely accepted to the point where it holds much political power.

Half-Life 2: Episode 2 is the latest continuation of the Half-Life story from your friends at Valve. Gameplay is essentially the same as the previous two games with the emphasis on action. There are some large maps which give a nonlinear tint to parts of the game. A new ammunition is available for the gravity gun which allows placement of Strider destroying "sticky bombs".

If you got the first two you know you are getting this one so why fight it?

Portal is a Source-engine puzzle game. Players use a first-person perspective to explore a three-dimensional environment that is broken up into a series of levels. The only device available to the player is a portal-placement gun that is used to solve the puzzles. Players can place up to two portals that can then transport the player (or anything else) through them.Portal is a puzzle-lite game with an emphasis on faster replays and conditional achievements.

Shadow Ops: Red Mercury is a 2004 FPS that is available on the Xbox and Microsoft Windows platforms. You play as Captain Frank Hayden, an elite Delta Force operative. The first mission opens with Frank and other Delta Force operatives attempting to secure a briefcase nuclear bomb code named "Red Mercury" now in the possession of a terrorist known as Vlady the Vicious who is using a coast Syrian town as a base of operations.

Upon arriving in the town, the mission goes down hill when the Sea Hawk that inserted the team is shot down moments after inserting Frank and his team.

Players control characters that appear throughout the books as hero units and enact many of the scenes from the movies. There are additional standard units that make up the traditional RTS ranks. A good and evil campaign are both available allowing players to control the "Free Peoples" or the "Forces of Darkness". Flow of events in the game can be altered from the movie scenes to add some twists to the gameplay. Characters gain special abilities as they grow in strength which allow them to perform deeds of heroism and summon powerful allies.

Players control a party of up to four characters. Battles can be fought with melee combat in third-person perspective or a ranged first-person perspective. As characters gain experience they can increase their stats and learn additional abilities. Weapons and armors can be customized with additional attributes that can further tailor characters. Escort the princess and keep her from busting out of her garb.

Developed by Maxis, Sim City 4 Deluxe continues the famous series of city simulations originally created by renowned game designer Will Wright. The deluxe version includes the expansion SimCity 4: Rush Hour. Players take over as mayor of a city which can be fictional or based upon a real-world counterpart. The player controls how the city grows using many methods that include building public facilities, zoning land, and manipulating budgets and taxes.

Developed by Qi Studios, Rag Doll Kung Fu is a unique fighting game created with the Source engine.Players control their characters by mouse movements and the dragging body parts of their avatars. Powerful moves can be accomplished with specific motions of the mouse that can be used to defeat your opponent or move around the arena. The in-game avatars are stretched based on the mouse movements and can be guided to destroy objects or pick them up and use them as weapons.

Quake is an FPS from iD Software. You play as a grunt who must travel to a variety of worlds through interdimensional portals and destroy a Lovecraftian horror and hundreds of minions before they can locate and overrun earth. Dark Places is a source port that has various enhancements over the official versions.
It may not be as impressive graphically as say, Tenebrae, but this port is the widescreen king of source ports, so it gets the honors here. Dark Places can be downloaded here (original Quake data is required and not included) http://www.icculus.org/twilight/darkplaces/

Players control D-Tritus as he makes his way around the robot city of Chimera. The two main game modes are on foot and ship. D-Tritus gains the ability to "overwrite" other characters in the game and take their place. This allows D-Tritus to masquerade as other characters and use their unique abilities. These abilities include flight, weaponry, theft, and burping. Players can customize their ships with bigger engines or more firepower depending on their playing styles.