Mass Mayhem 2099 AD

http://www.3dcartoongames.com/mass-mayhem-2099-ad/You are a lone rebel in2099 in the future, when the civilian endures the worst oppression of government. You decide to take futuristic high-tech weapons and make the greatest havoc possible in the city. To pass level, you have to fulfill the objective mission that given in the beginning of every stage. You are required to use certain of weapons to blast up targets. For example, eradicate one or more people with Kamikaze bomb or rocket. Explode yourself and car with rocket. Annihilate scientists shooting with Assault gun. Number of destroyed objects and number of injured or killed people are elements to make your earnings. In the scene, you can move by robots, teleports, jet, and vehicle.Gunshot Cowboy -> sm24504156

http://www.nicovideo.jp/watch/sm24504171