Switcheroo

Switcheroo is the third Challenge Act of Crisis City Act 2 in the console/PC version of Sonic Generations. It is unlocked after clearing every Stage in the Modern era and is playable only as Modern Sonic.

Overview
This Act takes place within a highly modified version of Crisis City Act 2. Switches have been placed in many areas, each causing walls or platforms to appear and/or disappear.

Description
In this Challenge Act, the objective is to reach the Goal Ring at the end of the course.

The first section of the Act involves simply hitting Switches to progress, while the rest requires the player to choose from several of them at a time in order to secure a path ahead.