Restore the CHAOS ISLAND Stage Gate.

Restore the SUNSET HEIGHTS Stage Gate.

Get all collectibles in Sonic Generations.

Rescue all Chao.

Take no damage from the final boss and clear the stage in Sonic Generations.

Collect all the Chaos Emeralds.

Clear all the Challenge Acts in Sonic Generations.

Restore the PLANET WISP Stage Gate.

Restore the CRISIS CITY Stage Gate.

Defeat Shadow.

Restore the CITY ESCAPE Stage Gate.

Defeat Death Egg Robot.

Restore the SKY SANCTUARY Stage Gate.