Collected half of the Sun Medals

Bought a product from Wentos

Restored the third continent

Completed all missions for a townsperson

Reached the Goal of Windmill Isle, Act 2 as Sonic within 2'35"

Complete all the main path story levels

Obtain a medal for every cell in Frenzy.

Have mastered the Air Boost technique

Restored the second continent

Have mastered the Stomp technique

Achieved an S Rank with Sonic the Werehog for the first time

Defeated 1,000 enemies