"Saints Row" was never released for the PlayStation 2. "Saints Row" was only released for the Xbox 360 on Aug. 29, 2006. The "Saints Row" franchise didn't arrive on a PlayStation console until "Saints Row 2" for the PlayStation 3.
"Saints Row" is an open-world 3D action game featuring a variety of vehicles and weapons scattered throughout a large city. Though the game features many story-based missions, the open-ended game design allows the players to do what they want with their time. Players can terrorize the city or gain access to new abilities and weapons via side-quests that are unrelated to the main storyline.