Get Sonic back to civilization after meeting Chip.

Obtain a fragment of a Planetary Tablet during daytime in Apotos.

Obtain a fragment of a Planetary Tablet during nighttime in Apotos.

Defeat Dr. Eggman's Egg Beetle in Mazuri.

Obtain a fragment of a Planetary Tablet during nighttime in Spagonia.

Obtain a fragment of a Planetary Tablet during daytime in Holoska.

Defeat Dark Gaia Phoenix in Chun-nan.

Obtain a fragment of a Planetary Tablet during daytime in Spagonia.

Obtain a fragment of a Planetary Tablet during daytime in Chun-nan.

Defeat Egg Devil Ray in Spagonia.

Defeat Dark Moray in Holoska.

Obtain a fragment of a Planetary Tablet during daytime in Shamar.

Obtain a fragment of a Planetary Tablet during nighttime in Shamar.

Obtain a fragment of a Planetary Tablet during nighttime in Adabat.

Defeat Dark Guardian in Shamar.

Obtain a fragment of a Planetary Tablet during daytime in Adabat.

Defeat Egg Lancer in Adabat.

Obtain a fragment of a Planetary Tablet during daytime in Eggmanland.

Obtain a fragment of a Planetary Tablet during nighttime in Eggmanland.

Defeat Egg Dragoon at Eggmanland.

Defeat Dark Gaia to save the world!

Get an S-Rank for Apotos "Head for the goal ring 1".

Get an S-Rank for Apotos "Head for the goal ring 2".

Get an S-Rank for Holoska "Head for the goal!".

Get an S-Rank for all three nighttime acts of Holoska.

Get an S-Rank for Spagonia "Head for the goal!".

Get an S-Rank for Chun-nan "Head for the goal!".

Get an S-Rank for Shamar "Head for the goal!".

Get an S-Rank for Adabat "Head for the goal!".

Get an S-Rank for Eggmanland "Head for the goal!".

Get an S-Rank for all three nighttime acts of Apotos.

Get an S-Rank for all three nighttime acts of Spagonia.

Get an S-Rank for all three nighttime acts of Chun-nan.

Get an S-Rank for all four nighttime acts of Shamar.

Get an S-Rank for all four nighttime acts of Adabat.

Get an S-Rank for all five nighttime acts of Eggmanland.

Get an S-Rank for all eight bosses.

Finish all 9 extra missions found in Apotos day and night stages.

Finish all 5 extra missions found in Holoska day and night stages.

Finish all 6 extra missions found in Spagonia day and night stages.

Finish all 6 extra missions found in Chun-nan day and night stages.

Finish all 4 extra missions found in Shamar day and night stages.

Finish 5 extra missions found in Adabat day and night stages(except for "Reach the goal ring unscathed!" secret mission).

Finish all 3 extra missions found in Eggmanland night stages.

Finally get all 71 moon medals and 103 sun medals.

Get all 14 secret items from each of the 7 villages.

Get all 8 secret items from Apotos daytime missions.

Get all 10 secret items from Apotos nighttime missions.

Get all 5 secret items, 1 mission key, and 3 extra-lives from Apotos Gaia Gate.

Get all 4 secret items, 3 mission keys, and 1 extra-life from Mazuri Gaia Gate.

Get all 7 secret items from Holoska daytime missions.

Get all 13 secret items from Holoska nighttime missions.

Get all 7 secret items, 1 mission key, and 4 extra-lives from Holoska Gaia Gate.

Get all 8 secret items from Spagonia daytime missions.

Get all 15 secret items from Spagonia nighttime missions.

Get all 9 secret items, 4 mission keys, and 1 extra-life from Spagonia Gaia Gate.

Get all 6 secret items from Chun-nan daytime missions.

Get all 13 secret items from Chun-nan nighttime missions.

Get all 9 secret items, 1 mission key, and 3 extra-lives from Chun-nan Gaia Gate.

Get all 6 secret items from Shamar daytime missions.

Get all 16 secret items from Shamar nighttime missions.

Get all 8 secret items and 7 mission keys from Shamar Gaia Gate.

Get all 5 secret items from Adabat daytime missions, not including 180 Movie 36.

Get all 17 secret items from Adabat nighttime missions.

Get all 10 secret items and 6 mission keys from Adabat Gaia Gate.

Get all 4 secret items from Eggmanland daytime missions.

Get all 21 secret items from Eggmanland nighttime missions.

Finally collect the last item, Video 36, from the Adabat's Secret Mission "Reach the goal unscathed!".

Defeat Egg Beetle with an S-Rank without taking damage.

Defeat Dark Moray with an S-Rank without taking damage.

Defeat Egg Devil Ray with an S-Rank without taking damage.

Defeat Dark Gaia Phoenix with an S-Rank without taking damage.

Defeat Dark Guardian with an S-Rank without taking damage.

Defeat Egg Lancer with an S-Rank without taking damage.

Defeat Egg Dragoon with an S-Rank without taking damage.

Defeat Dark Gaia without letting Gaia Colossus take damage or letting Sonic die or lose rings during the first phase of the Dark Gaia fight.

C'mon Little Chip, show some hustle! Defeat the first phase of Dark Gaia without taking damage, and never dodging!

Defeat Dark Gaia with an S-Rank and without losing rings from damage during the Super Sonic phase.

Complete "Windmill Island - Head for the goal ring 2" with an A-rank or better and 500 rings or more.

Complete "Cool Edge - Don't break anything along the way!" within 45 seconds or less.

Complete "Rooftop Run - Head for the goal" with an A-rank or better and 500 rings or more.

Complete "Dragon Road - Don't break anything along the way!" within 30 seconds or less.

Complete "Arid Sands - Don't break anything along the way!" within 40 seconds or less.

Complete "Jungle Joyride - Head for the goal" with an A-rank or better and 300 rings or more.

Complete "Eggmanland - Head for the goal" with an A-rank or better and 500 rings or more.