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Secret Achievements (Show)
Sonic Generations achievements
Chatted with all of Sonic's friends you saved.
Walk on Water
Cleared CHEMICAL PLANT without entering the water.
Walk on Air
Cleared SKY SANCTUARY without falling even once.
Executed a trick with a seven-step combo or longer.
Collected all the Chaos Emeralds.
Played Time Attack on all stages.
The Opening Act
Completed the first stage.
The Byway or the Highway
Got the Red Star Ring located on the shortcut route in SPEED HIGHWAY.
Cleared a regular stage as Super Sonic.
Sunny side up
Defeated Death Egg Robot.
SPEED HIGHWAY Restored!
Restored the SPEED HIGHWAY Stage Gate.
SKY SANCTUARY Restored!
Restored the SKY SANCTUARY Stage Gate.
Silver Got Served
Got Rank S in acts three times.
Got the Red Star Ring located in the hidden room in SEASIDE HILL.
SEASIDE HILL Restored!
Restored the SEASIDE HILL Stage Gate.
Defeated Metal Sonic.
ROOFTOP RUN Restored!
Restored the ROOFTOP RUN Stage Gate.
Reached the goal without dropping any of the rings you collected in GREEN HILL Act 1.
Red Ring Collector
Got all Red Star Rings.
PLANET WISP Restored!
Restored the PLANET WISP Stage Gate.
Defeated Perfect Chaos.
Cleared all the missions.
Got all custom skills.
Look Both Ways
Reached the goal in CRISIS CITY without being hit by a tornado-carried car.
Jump for Joy!
Found the spring hidden in GREEN HILL Act 1 and reached the goal with a Red Star Ring.
Join the Ranks
Joined the rankings.
Cleared half the missions.
GREEN HILL Restored!
Restored the GREEH HILL stage Gate.
Cleared Green Hill within one minute.
Defeated 100 enemies.
Wrecked 30 or more cars in CITY ESCAPE.
CRISIS CITY Restored!
Restored the CRISIS CITY Stage Gate.
Got the Red Star Ring by using an Orange Wisp in PLANET WISP.
CITY ESCAPE Restored!
Restored the CITY ESCAPE Stage Gate.
CHEMICAL PLANT Restored!
Restored the CHEMICAL PLANT Stage Gate.
Can't Touch This
Took no damage while defeating the final boss.
Got Rank S in an act.
Boom Boom Dragoon
Defeated Egg Dragoon.
Bonds of Friendship
Completed all of Sonic's friends' Challenges.
Got Rank S in acts 12 times.
Got Rank S in acts seven times.
Got Rank S in all acts.
All Stages Clear!
Cleared Sonic Generations.
Performed all of Sonic's actions in Act 2.
A Quick Breather
Got the Red Star Ring atop the highest spot in ROOFTOP RUN.
A 30-Second Test
Participated in a 30 Second Trial.
(Hedge)Hogging It All Up!
Got all collectibles.
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