"Halo: Combat Evolved"
"Combat Evolved" was the first game in the "Halo" series of first-person shooters. IGN lists it as the best title available for the Xbox. The story centered on a war between humans and aliens in a futuristic environment. You tried to lead the aliens away from earth while taking them out in the process. You could play alone or cooperatively with a friend. Multi-player modes challenged you to accumulate more kills than your opponents or capture a flag.
"Jade Empire"
"Jade Empire" was a role-playing game that garnered an 8.4 out of 10 score from GameSpot. You played as a warrior who finishes his training only to seek out his master after having difficulties with an enemy. You needed to talk to various characters you encounter to obtain clues about where to go next. You also encountered villains with whom you needed to battle in turns using special abilities.
"Tom Clancy's Splinter Cell Chaos Theory"
"Tom Clancy's Splinter Cell Chaos Theory" was an action game that got a score of 8.6 out of 10 from GameSpot. The game told the futuristic story of building turmoil between the United States and Asian countries. You were challenged to find key enemies and extract the truth about their plans. You could play all your missions alone or with a friend by splitting up the objectives.
"Star Wars: Knights of the Old Republic"
"Star Wars: Knights of the Old Republic" was placed in the top five Xbox games of all-time by IGN and GameSpy. You played as an emerging Jedi warrior who must complete specific missions to unseat your Sith enemies and help those in need. The game was set before any of the "Star Wars" films and the results varied depending on choices you made.
"The Chronicles of Riddick: Escape From Butcher Bay"
"The Chronicles of Riddick: Escape From Butcher Bay" was listed as one of the top 25 Xbox titles ever by IGN. The game told the story of Riddick, a man stuck in a futuristic prison. You were challenged to talk to your fellow prisoners, kill evil aliens and try to gain information about breaking out. Based on the "Riddick" series of movies, the game featured actor Vin Diesel's likeness as the main character.