America's Army is a tactical multiplayer first-person shooter owned by the United States Government and released as a global public relations initiative to help with U.S. Army recruitment. America's Army is relatively authentic in terms of visual and acoustic representation of combat, especially pertaining to its depictions of firearm usage and mechanics, but its critics have alleged that it fails to convey wartime conditions as accurately as it claims. The game is a medium-paced tactical shooter, similar to the Tom Clancy series of shooters.

Avencast is an RPG developed by ClockStone Software.Players control a youth with a mysterious past who has been blessed with extraordinary magical abilities and natural talent. Basically you are the anti-Willow.Character development is accomplished through the tried and true point system. Stats and spells. Take your pick. Stockpile your array of pretty, pyrotechnic spells and get slaying.

Age of Mythology is an RTS set within the major historical mythologies - Greek, Roman, Egyptian. It is in the same play style as Age of Empires II, and with good reason. AOM is from the same developer, and same "series" as AOE2.
From Ensemble Studios, the creators of Age of Empires and Age of Kings, comes Age of Mythology, a game that transports players to a time when heroes did battle with monsters of legend and the gods intervened in the affairs of mortal men.

SWAT 4 and its expansion, The Stetchkov Syndicate, are tactical FPSes in the Rainbow Six-inspired CQB area. It features a campaign mode, quick mission maker, randomly placed enemies/friendlies, and an Internet or LAN online mode.