Game Description:Archer Maclean's Mercury is a simple, infectious brain-teaser that every gamer can enjoy. Guide colored mercury blobs through 3D mazes by tilting levels. Begin in a training camp world and then work your way through more than 72 levels! Race and roll through six thematic worlds in several modes, including Race, Challenge, Percentage, Combo, and Boss modes. Take on a buddy in Wireless Battle Mode through 72 levels of mercury mayhem using the PSPs Wi-Fi capabilities. Archer Maclean's Mercury is simple, intuitive, and challenging - perfect for the PSP handheld.