Complete all Challenge Acts featuring Sonic's friends.

Collect all the Chaos Emeralds.

Defeat Egg Dragoon.

Defeat Silver.

Get the Red Star Ring by using an Orange Wisp in PLANET WISP Act 2 and reach the goal.

Chat with each of Sonic's friends you have saved.

Restore the PLANET WISP Stage Gate.

Get the Red Star Ring atop the highest spot in ROOFTOP RUN Act 2 and reach the goal.

Restore the ROOFTOP RUN Stage Gate.

Restore the CRISIS CITY Stage Gate.

Reach the goal in CRISIS CITY Act 2 without being hit by a tornado-carried cars or rocks.

Defeat Perfect Chaos.

Defeat Shadow.

Restore the SEASIDE HILL Stage Gate.

Perform all of Sonic's moves in Act 2.

Get the Red Star Ring located in the hidden room in SEASIDE HILL Act 1 and reach the goal.

Restore the CITY ESCAPE Stage Gate.

Wreck 30 or more cars in CITY ESCAPE Act 2.

Get the Red Star Ring located on the shortcut route in SPEED HIGHWAY Act 2 and reach the goal.

Pull off a seven or more trick combo or six trick combo ending in a finishing trick.

Clear CHEMICAL PLANT Act 2 without entering the water.

Restore the SPEED HIGHWAY Stage Gate.

Defeat Death Egg Robot.

Defeat Metal Sonic.

Restore the SKY SANCTUARY Stage Gate.

Clear SKY SANCTUARY Act 1 without falling and losing a life.

Participate in a 30 Second Trial.

Restore the CHEMICAL PLANT Stage Gate.

Get Rank S in three Acts.

Clear GREEN HILL Act 1 within one minute.

Join the rankings.

Defeat 100 enemies.

Reach the goal without dropping any of the rings you collected in GREEN HILL Act 1.

Find the spring hidden in GREEN HILL Act 1 and reach the goal with a Red Star Ring.

Restore the GREEN HILL Stage Gate.

Get Rank S in an Act.

Race through the first stage.