Underwater Ring Machine

"Collect a set number of Rings scattered by the Sprinkler enemy and reach the goal in time."

- Description

Underwater Ring Machine is the fifth Challenge Act of Chemical Plant Act 2 in Sonic Generations. As it is an Act 2 Challenge Act, only Modern Sonic is playable.

Description
In this Challenge Act, Sonic must traverse Chemical Plant and reach the goal with at least 100 Rings. However, there are only ten rings total in the entire stage. In order to obtain 100 Rings, Sonic must follow a Sprinkler throughout the stage, collecting the Rings it drops and avoiding the enemies that could cause him to lose a quantity of Rings. Once Sonic reaches the Goal Ring with 100 Rings or more, the Challenge Act is completed, and the player is ranked according to his or her time.