Sonic CD Cheat mode
Set the following sound combinations at the “Sound Test” menu to activate the corresponding cheat function:
| Result | Sounds |
| Special levels | FM07 , PCM07 , DA07 |
| Batman Sonic scene | FM42 , PCM04 , DA21 |
| DJ MC Sonic scene | FM42 , PCM03 , DA01 |
| Freaky Sonic scene | FM44 , PCM11 , DA09 |
| Hidden scene | FM46 , PCM12 , DA25 |
| Tails “See you next game” scene | FM40 , PCM12 , DA11 |
Trophies
Successfully complete one of the following tasks to get a trophy:
- 88 Miles per Hour (Bronze): Travel through time.
- All Stages Clear! (Silver): Finish the game.
- Dr. Eggman Got Served (Bronze): Destroy Dr. Eggman’s final machine.
- Heavy Metal (Bronze): Defeat Metal Sonic without getting hurt.
- Just in Time! (Silver): Complete the Time Attack mode in under 25 minutes.
- Just one hug is enough (Bronze): Get a hug from Amy.
- King of the Rings (Silver): Collect 200 Rings.
- Paradise Found (Bronze): Complete a zone in the Good Future.
- Saviour of the Planet (Silver): Destroy all the robot teleporters and Metal Sonic holograms in the past.
- Statue Saviour (Bronze): Find the angel statue in Wacky Workbench.
- Take the High Road (Bronze): Pass the upper Signpost in Collision Chaos Zone 2.
- Treasure Hunter (Gold): Collect all the Time Stones.