Here is the full list of all 11 Orbo's Odyssey achievements.
Complete every time trial, beating the developer ranks.
Enjoy Chef Jett's Delicious Special...
Discover the dev room.
Knock over every dog in Shlarp City...
Return to nothing at the Monolith.
Complete every time trial, beating the green ranks.
Beat the game...?
Defeat S3R.gen...
Finish engineering the prosthetic arm.
Collect All Obol Fragments