Took no damage from the final boss and cleared the stage.
Unlocked: 27 Jan 2015 21:22:29
Clear GREEN HILL Act 1 within one minute.
Unlocked: 27 Jan 2015 09:34:26
Big Bang
50Get Rank S in all Acts.
Unlocked: 23 Nov 2014 21:00:05
Get all collectibles.
Unlocked: 23 Nov 2014 19:25:49
Mad Skillz
30Get all Skills.
Unlocked: 23 Nov 2014 19:25:45
Get all Red Star Rings.
Unlocked: 23 Nov 2014 19:25:20
Got the Red Star Ring by using an Orange Wisp in PLANET WISP Act 2 and reached the goal.
Unlocked: 23 Nov 2014 17:38:47
Play Ranking Attack on all stages.
Unlocked: 23 Nov 2014 10:57:57
Reached the goal in CRISIS CITY Act 2 without being hit by a tornado-carried cars or rocks.
Unlocked: 22 Nov 2014 21:35:47
Blue Comet
40Get Rank S in twelve Acts.
Unlocked: 22 Nov 2014 20:47:21
Got the Red Star Ring located in the hidden room in SEASIDE HILL Act 1 and reached the goal.
Unlocked: 22 Nov 2014 19:07:05
Wrecked 30 or more cars in CITY ESCAPE Act 2.
Unlocked: 20 Nov 2014 21:58:57
Got the Red Star Ring located on the shortcut route in SPEED HIGHWAY Act 2 and reached the goal.
Unlocked: 20 Nov 2014 21:29:13
Get Rank S in seven Acts.
Unlocked: 20 Nov 2014 20:56:16
Cleared SKY SANCTUARY Act 1 without falling and losing a life.
Unlocked: 19 Nov 2014 21:23:16
Cleared CHEMICAL PLANT Act 2 without entering the water.
Unlocked: 19 Nov 2014 19:47:54
Cleared a regular stage as Super Sonic.
Unlocked: 18 Nov 2014 21:34:31
Clear Sonic Generations.
Unlocked: 18 Nov 2014 21:24:50
Collected all the Chaos Emeralds.
Unlocked: 18 Nov 2014 10:14:36
Defeated Egg Dragoon.
Unlocked: 18 Nov 2014 10:13:09
Defeated Silver.
Unlocked: 18 Nov 2014 09:40:06
Clear all the Challenge Acts.
Unlocked: 17 Nov 2014 20:28:48
Complete all Challenge Acts featuring Sonic's friends.
Unlocked: 17 Nov 2014 19:58:00
Chat with each of Sonic's friends you have saved.
Unlocked: 15 Nov 2014 21:29:31
Restored the PLANET WISP Stage Gate.
Unlocked: 15 Nov 2014 21:29:08
Restored the ROOFTOP RUN Stage Gate.
Unlocked: 15 Nov 2014 20:59:21
Got the Red Star Ring atop the highest spot in ROOFTOP RUN Act 2 and reached the goal.
Unlocked: 15 Nov 2014 20:58:05
Restored the CRISIS CITY Stage Gate.
Unlocked: 15 Nov 2014 20:32:59
Defeated Perfect Chaos.
Unlocked: 15 Nov 2014 20:08:04
Defeated Shadow.
Unlocked: 15 Nov 2014 18:52:41
Clear half the Challenge Acts.
Unlocked: 15 Nov 2014 09:35:29
Restored the SEASIDE HILL Stage Gate.
Unlocked: 13 Nov 2014 21:22:32
Action Hero
10Perform all of Sonic's moves in Act 2.
Unlocked: 13 Nov 2014 21:13:28
Participate in a 30 Second Trial.
Unlocked: 13 Nov 2014 20:52:12
Join the rankings.
Unlocked: 13 Nov 2014 20:46:55
Get Rank S in three Acts.
Unlocked: 12 Nov 2014 20:50:48
Trickstar
10Pull off a seven or more trick combo or six trick combo ending in a finishing trick.
Unlocked: 12 Nov 2014 19:59:21
Restored the CITY ESCAPE Stage Gate.
Unlocked: 11 Nov 2014 20:12:40
Found the spring hidden in GREEN HILL Act 1 and reached the goal with a Red Star Ring.
Unlocked: 11 Nov 2014 19:53:24
Restored the SPEED HIGHWAY Stage Gate.
Unlocked: 11 Nov 2014 10:18:09
Defeated Metal Sonic.
Unlocked: 11 Nov 2014 10:10:06
Defeated Death Egg Robot.
Unlocked: 11 Nov 2014 08:52:21
Eradicator
15Defeat 100 enemies.
Unlocked: 11 Nov 2014 08:29:56
Restored the SKY SANCTUARY Stage Gate.
Unlocked: 11 Nov 2014 08:24:55
Restored the CHEMICAL PLANT Stage Gate.
Unlocked: 10 Nov 2014 22:01:15
Ring King
15Reach the goal without dropping any of the rings you collected in GREEN HILL Act 1.
Unlocked: 10 Nov 2014 21:46:39
Restored the GREEN HILL Stage Gate.
Unlocked: 10 Nov 2014 21:41:24
Bright Star
15Get Rank S in an Act.
Unlocked: 10 Nov 2014 21:31:32
Race through the first stage.
Unlocked: 10 Nov 2014 21:31:24