Upgraded all of Sonic the Hedgehog's stats to their maximum levels

Collected half of the Sun Medals

Bought a product from Wentos

Cleared all hot dog stand missions in Apotos

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

Have attained Combat Level 10

Restored the second continent

Have mastered the Air Boost technique

Have mastered the Wall Jump technique

Gave a souvenir to the Professor

Have attained Combat Level 5

Kill 100 Creatures across all levels