Great Minds Don't Think Alike
Knuckles.exe: The Emerald's Curse (Modern Mix now available!)
Gold
Complete the Tails & Eggman Duo Without using the level select
Uneasy Alliance
Knuckles.exe: The Emerald's Curse (Modern Mix now available!)
Gold
Complete the Sonic & Eggman Duo Without using the level select
Master at Stealth
Knuckles.exe: The Emerald's Curse (Modern Mix now available!)
Gold
Complete Mystic Cave without getting caught
A Blast To The Past
Knuckles.exe: The Emerald's Curse (Modern Mix now available!)
Silver
Complete Sonic's Tokyo Toy Show Section
Proto-brain Damage
Knuckles.exe: The Emerald's Curse (Modern Mix now available!)
Bronze
???
First Steps
Game Jolt Trophy
Bronze
Join Game Jolt, and then...oh that's it?