The goal is to navigate one or more blobs of mercury to one or more finish posts in the level by tilting the stage using the analog stick of the PSP. Players automatically lose the stage if all of the mercury is from the stage is lost, or no longer meeting the requirements to complete the level. The mercury can be split into multiple blobs by using sharp objects or obstacles.
The goal is to move mercury blobs towards finish lines on a level by tilting the PSP's stage. Players lose the game if all of the mercury spills off, or fails to meet the requirements for completion. The mercury can be split into multiple pieces using sharp objects or obstacles.