| icon | info |
|---|---|
 | Complete Clear! Unlock all Achievements |
 | Welcome to Sonic the Hedgehog Watch the opening for Sonic the Hedgehog |
| Welcome to Sonic CD Watch the opening for Sonic CD |
| Welcome to Sonic the Hedgehog 2 Watch the opening for Sonic the Hedgehog 2 |
| Welcome to Sonic 3 & Knuckles Watch the opening for Sonic the Hedgehog 3 & Knuckles |
| Beware Moto Bugs! Defeat 10 Moto Bugs in Sonic the Hedgehog |
| Bubbly Breath Use Air Bubbles in Sonic the Hedgehog |
| Time Traveler Travel to the past or future in Sonic CD |
| Shut Down Metal Sonic Win a race against Metal Sonic in Sonic CD |
| Beware Stingers! Defeat 10 Stingers in Sonic the Hedgehog 2 |
| Lucky Hedgehog Get the jackpot in Sonic the Hedgehog 2's Casino Night Zone |
| Beware Rhinobots! Defeat 10 Rhinobots in Sonic the Hedgehog 3 & Knuckles |
| Easy Peasy with Shields Collect 3 types of Shields in Sonic the Hedgehog 3 & Knuckles |
| Ring Collector Collect a total of 1000 Rings |
| Gallant Spin Dash Defeat 30 enemies with the Spin Dash |
| Newbie Hero Defeat a total of 50 enemies |
| Museum Time View the Museum Premium Content 1 time |
| Very First Mission Clear! Clear 1 Mission |
| Knuckles the Echidna Glide as Knuckles |
| Miles "Tails" Prower Fly as Tails |
| Boss Rush Attempt Try the Boss Rush from any of the titles |
 | Sonic the Hedgehog Mission Master Clear 10 Sonic the Hedgehog Missions with an S rank |
| Sonic CD Mission Master Clear 10 Sonic CD Missions with an S rank |
| Sonic the Hedgehog 2 Mission Master Clear 10 Sonic the Hedgehog 2 Missions with an S rank |
| S3 & K Mission Master Clear 10 Sonic the Hedgehog 3 & Knuckles Missions with an S rank |
 | To the Mirror World Clear 1 Stage in Mirror Mode |
| Movie Maniac Unlock 6 movie collection items with Coins |
| Sound Savant Unlock 10 sound collection items with Coins |
| Art Appreciator Unlock 30 art collection items with Coins |
| Everyone's Hero Defeat a total of 200 enemies |
| Super Sonic Turn into Super Sonic |
 | Cleared Sonic the Hedgehog Clear Sonic the Hedgehog in either Anniversary or Classic Mode |
 | Cleared Sonic CD Clear Sonic CD in either Anniversary or Classic Mode |
| Cleared Sonic the Hedgehog 2 Clear Sonic the Hedgehog 2 in either Anniversary or Classic Mode |
| Cleared Sonic the Hedgehog 3 & Knuckles Clear Sonic the Hedgehog 3 & Knuckles in either Anniversary or Classic Mode |
| All Clear! Clear all 4 titles |
