Extreme Justice is the sequel to Pursuit Force and this time the player has to take down five different gangs terrorizing Capital City. Not only gangs are the opponent, there is also the Viper Division, a rival squad of police out to capture them first and put the player out of business.
There are 12 vehicle types to use throughout the game such as helicopters, cars, jet skis, trucks, buses, bike and sidecar, and speed boats as well as new vehicles including hovercrafts. There are 30 types of weapons, ranging from handguns clear up to heavy artillery. Another new feature is the "Justice Bar" that helps regain strength and keeps the mission going. The game has 50 criminal cases and four new characters to play as.
It also features a multiplayer modes that can support up to four different players (PSP Wi-Fi Ad Hoc).