| Achievement | How to unlock
|
|---|
| (Hedge)Hogging It All Up! (50 points) | Get all collectibles.
|
| A 30-Second Test (20 points) | Participate in a 30 Second Trial.
|
| A Quick Breather (10 points) | Got the Red Star Ring atop the highest spot in ROOFTOP RUN Act 2 and reached the goal.
|
| Action Hero (10 points) | Perform all of Sonic's moves in Act 2.
|
| All Stages Cleared! (50 points) | Clear Sonic Generations.
|
| Big Bang (50 points) | Get Rank S in all Acts.
|
| Blazing Meteor (30 points) | Get Rank S in seven Acts.
|
| Blue Comet (40 points) | Get Rank S in twelve Acts.
|
| Bonds of Friendship (10 points) | Complete all Challenge Acts featuring Sonic's friends.
|
| Boom Boom Dragoon (30 points) | Defeated Egg Dragoon.
|
| Bright Star (15 points) | Get Rank S in an Act.
|
| CHEMICAL PLANT Restored! (15 points) | Restored the CHEMICAL PLANT Stage Gate.
|
| CITY ESCAPE Restored! (15 points) | Restored the CITY ESCAPE Stage Gate.
|
| CRISIS CITY Restored! (15 points) | Restored the CRISIS CITY Stage Gate.
|
| Can't Touch This (30 points) | Took no damage from the final boss and cleared the stage.
|
| Color Power! (10 points) | Got the Red Star Ring by using an Orange Wisp in PLANET WISP Act 2 and reached the goal.
|
| Demolition Derby (10 points) | Wrecked 30 or more cars in CITY ESCAPE Act 2.
|
| Eradicator (15 points) | Defeat 100 enemies.
|
| GREEN HILL Restored! (15 points) | Restored the GREEN HILL Stage Gate.
|
| Greased Lightning (10 points) | Clear GREEN HILL Act 1 within one minute.
|
| Halfway Point (30 points) | Clear half the Challenge Acts.
|
| Join the Ranks (20 points) | Join the rankings.
|
| Jump for Joy! (10 points) | Found the spring hidden in GREEN HILL Act 1 and reached the goal with a Red Star Ring.
|
| Look Both Ways (10 points) | Reached the goal in CRISIS CITY Act 2 without being hit by a tornado-carried cars or rocks.
|
| Mad Skillz (30 points) | Get all Skills.
|
| Mission Accomplished! (30 points) | Clear all the Challenge Acts.
|
| PLANET WISP Restored! (15 points) | Restored the PLANET WISP Stage Gate.
|
| Perfect Punisher (25 points) | Defeated Perfect Chaos.
|
| ROOFTOP RUN Restored! (15 points) | Restored the ROOFTOP RUN Stage Gate.
|
| Red Ring Collector (30 points) | Get all Red Star Rings.
|
| Ring King (15 points) | Reach the goal without dropping any of the rings you collected in GREEN HILL Act 1.
|
| SEASIDE HILL Restored! (15 points) | Restored the SEASIDE HILL Stage Gate.
|
| SKY SANCTUARY Restored! (15 points) | Restored the SKY SANCTUARY Stage Gate.
|
| SPEED HIGHWAY Restored! (15 points) | Restored the SPEED HIGHWAY Stage Gate.
|
| Scrap Metal (20 points) | Defeated Metal Sonic.
|
| Secret Sleuth (10 points) | Got the Red Star Ring located in the hidden room in SEASIDE HILL Act 1 and reached the goal.
|
| Shadow Boxing (25 points) | Defeated Shadow.
|
| Shooting Star (20 points) | Get Rank S in three Acts.
|
| Silver Got Served (30 points) | Defeated Silver.
|
| Sunny Side Up (20 points) | Defeated Death Egg Robot.
|
| Supersonic! (20 points) | Cleared a regular stage as Super Sonic.
|
| The Byway or the Highway (20 points) | Got the Red Star Ring located on the shortcut route in SPEED HIGHWAY Act 2 and reached the goal.
|
| The Opening Act (10 points) | Race through the first stage.
|
| Time Attacker (30 points) | Play Ranking Attack on all stages.
|
| Treasure Hunter (20 points) | Collected all the Chaos Emeralds.
|
| Trickstar (10 points) | Pull off a seven or more trick combo or six trick combo ending in a finishing trick.
|
| Walk on Air (20 points) | Cleared SKY SANCTUARY Act 1 without falling and losing a life.
|
| Walk on Water (10 points) | Cleared CHEMICAL PLANT Act 2 without entering the water.
|
| Walkie Talkie (10 points) | Chat with each of Sonic's friends you have saved.
|