Like Old Times
Complete Neo Green Hill Zone.
Chaotic Energy
Obtain your first Chaos Emerald.
Their Power Knows No Bounds
Obtain all 7 Chaos Emeralds.
Putting an End to Eggman's Plans
Complete X-Zone and stop Dr. Eggman!
Just as Easy as Ever
Have a total of 100 rings at once.
I Call It "Spare Change"
Have a total of 200 rings at once.
This Feels Familiar...
Complete Neo Green Hill Zone as Sonic.
Neo Emerald Hill
Complete Neo Green Hill Zone as Tails.
Smooth Gliding
Complete Neo Green Hill Zone as Knuckles.
Beach Day!
Complete Neo Green Hill Zone as Amy.
How Many of These Do You Have, Egghead?
Complete Secret Base Zone as Sonic.
Lame Tech...
Complete Secret Base Zone as Tails.
Not So Secret Anymore
Complete Secret Base Zone as Amy.
Tearin' It Down
Complete Secret Base Zone as Knuckles.
Just a Fancy Light Show
Complete Casino Paradise Zone as Sonic.
Taking a Gamble
Complete Casino Paradise Zone as Tails.
Must... Resist...
Complete Casino Paradise Zone as Knuckles.
Hm, Maybe I Can Buy Something Nice for Sonic!
Complete Casino Paradise Zone as Amy.
Great, It's Cold and Wet...
Complete Ice Mountain Zone as Sonic.
Nothing Like a Refreshingly Cold Swim
Complete Ice Mountain Zone as Tails.
Fiery Hot Mountain Climb
Complete Ice Mountain Zone as Knuckles.
Smashing Through the Ice
Complete Ice Mountain Zone as Amy.
You Really Are a Knucklehead!
Complete Angel Island Zone as Sonic.
It's Been So Long Since We Were Here
Complete Angel Island Zone as Tails.
Trying to Invade My Home Again?
Complete Angel Island Zone as Knuckles.
What a Lovely Island!
Complete Angel Island Zone as Amy.
Chasing Down the Doctor Yet Again
Complete Cosmic Angel Zone as Sonic.
Woah, My Head's Spinning!
Complete Cosmic Angel Zone as Tails.
A Whole Other World...
Complete Cosmic Angel Zone as Knuckles.
I See Victory in the Stars
Complete Cosmic Angel Zone as Amy.
The Intensely Strong Guardian
Complete X-Zone as Knuckles.
The Fastest Thing Alive
Complete X-Zone as Sonic.
The Twin-Tailed Genius
Complete X-Zone as Tails.
The Passionate Hammer-Wielder
Complete X-Zone as Amy.
Paying for the Doctor's Demise
Defeat the Egg Press in Act 2 of Secret Base Zone with at least 130 rings. This can't be done in Time Attack mode.
Protecting What Really Matters... Money!
Defeat the Egg Ball in Act 2 of Casino Paradise Zone with a green Barrier. This can't be done in Time Attack mode.
Prepared for the Worst
Reach X-Zone with 9 or more lives.
This Isn't Over Yet!
Reach The Moon Zone.
Super Sonic Style!
Complete The Moon Zone and see the true ending.
No Such Thing as Too Many Lives, Right?
Have a total of 9 lives at once.
Hot Hammer Hustle
Defeat the Egg Hammer Tank in Act 2 of Neo Green Hill Zone without taking damage and while playing as Amy. This can't be done in Time Attack mode.
Foxtrot-Class Submarine
Defeat the Egg Spider in Act 2 of Ice Mountain Zone without taking damage and while playing as Tails. This can't be done in Time Attack mode.
Not Even Good Enough to Be My Fake
Defeat Mecha Knuckles in Act 2 of Angel Island Zone without taking damage and while playing as Knuckles. This can't be done in Time Attack mode.
Tread Carefully
Defeat the Egg Snake in Act 2 of Cosmic Angel Zone with at least 100 rings. This can't be done in Time Attack mode.
Cracked Eggs
Complete X-Zone without taking damage and while playing as Sonic alone.
Speedy Rocket Blast
Complete Egg Rocket Zone as Sonic.
Impressive...
Complete Egg Rocket Zone as Tails.
Back to the ARK?
Complete Egg Rocket Zone as Knuckles.
A Trip to Outer Space
Complete Egg Rocket Zone as Amy.
New Hill, New Speed
Complete Act 1 of Neo Green Hill Zone in less than 0:45:00.
Breaking the Base
Complete Act 1 of Secret Base Zone in less than 1:10:00.
No Time to Gamble
Complete Act 1 of Casino Paradise Zone in less than 1:05:00.
A Quick Warm-Up
Complete Act 1 of Ice Mountain Zone in less than 1:20:00.
Scaling the Island
Complete Act 1 of Angel Island Zone in less than 2 minutes without the use of major glitches.
Saving Up for a Rainy Day
Complete The Moon Zone with at least 25 rings.
Classic Duo
Play as Sonic and Tails together.
Unstoppable Duo!
Starting from Act 1 of Neo Green Hill Zone, beat the game while playing as Sonic and Tails together without getting a game over.
Unlike Blaze, I've Only Got ONE Life!
Starting from Act 1 of Neo Green Hill Zone, beat the game without dying.