GTA: Under Run
The world is not the same anymore as it filled with the undead that feeds on the living. Some people are able to live it and there are those that makes money from the zombies by killing them. You are one of those zombie hunters. In this game, you need to get lots of zombies, but the problem here is that you can't go back the way you came from. You need to keep on moving. Each zombie got some coins on them and you need to get them. You can use the money to buy some upgrades.