Mad City Demolition Man Gangster Vegas Crime 3D is an open-world action game developed by RockRex Games. In this game, the player plays the role of a hired assassin in the criminal city of China Town. The player will be assigned a mission to complete, which will be revealed to them at the end of the mission.

In this game, the player will be able to perform various actions, such as using a rifle, machine guns, sniper guns, grenade launchers, and other weapons. These weapons can be obtained by destroying the various types of vehicles, including cars, boats, helicopters, and motorcycles. The player can also use various types of vehicles, such as motorcycles, cars, helicopters, and boats. They can also perform various missions, such as shooting the targets, killing the gangsters, and robbing the various businesses.

The game includes a map of China Town, on which the player can move about freely. They can also perform various actions on the map, such as destroying the targets, shooting the gangsters, and robbing the various businesses.