Gas Guzzlers: Combat Carnage is a fast-paced addictive combat racing game for the PC. The game features many different vehicles, weapons, upgrades, on-track bonuses as well as distinctive and astonishing environments. The player starts with a low-performance vehicle and gradually works his way up by earning money in a series of challenging races.With an initial amount of money,the player buys his first car without upgrades. The game is run through the series of eventschallenges that are divided into four separate categories. Categories, tracks and vehicles are unlocked as player progresses throughout the game. After selecting the class (only the first class is enabled at the beginning) selection of events follows. At the start of the game number of events is limited but it increases in time depending mainly on player's score. Unlocked events can be played an unlimited number of times and each time player can win points and money for the selected event. The transition from the lower to the higher class is achieved by winning in the special boss tournament event. Besides the players, various AI simulated drivers engage in events and challenges. All AI drivers are simulated according to their parameters and settings. Computer opponents can progress and improve their vehicles in a way similar to the player's. This provides an additional reality aspect for the whole game. For each category there is an official rank roster which shows the current positions for all the drivers. The player must achieve victories on a regular basis to be consistently at the top and earn the money to maintain his vehicle and save some for a new one. All upgrades come with price tags, which rise depending on the class car type. Standard types of events/challenges are races, knock-outs and tournaments. Some events have prerequisites that have to be met before participating in the race (specific class, car type, car color, type of weapon allowed...).