Extra Hedgehog
You collected 100 rings.
10 ✓ October 29th, 2009
Two Sided
You started the game once with each character.
10 ✓ October 29th, 2009
Extra! Extra!
You entered a Bonus or Special Stage.
10 ✓ June 9th, 2020
Sonic Finale
You completed the game as Sonic.
25 
Knuckles Finale
You completed the game as Knuckles.
25 
Please Continue
You earned a Continue.
25 
Gettin' Super
You collected all seven Chaos Emeralds.
25 
Chaos Emerald
You collected a Chaos Emerald.
15 
Hot Feet
You finished the Lava Reef Zone.
15 
Desert Runner
You finished the Sandopolis Zone.
15 
Grease Monkey
You finished the Flying Battery Zone.
15 
Fun Guy
You finished the Mushroom Hill Zone.
10