Clear Sunset Hill Zone (no level select)

Clear Sunny Shores Act 1 in less than 1 minute and 30 seconds

Clear Dark Fortress Zone Act 2 (no level select)

Clear City Outskirts Zone Act 2 (no level select)

Clear Misty Maze Zone Act 2 (no level select)

Clear Starry Night Zone Act 2 (no level select)

Clear Metallic Base Zone Act 2 (no level select)

Complete the game as Sonic (no level select)

Complete the game as Shadow the Hedgehog (no level select)

Complete the game as Mighty the Armadillo (no level select)

Complete the classic Green Hill Zone

Clear classic Marble Zone Act 2

Collect 100 Rings

Collect 200 Rings

Have exactly 10 lives

Have exactly 20 lives

Obtain a Chaos Emerald

Obtain all Chaos Emeralds