Here is the full list of all 21 Oneiros achievements.
Where am I?
Seen every movie at the Cinema.
You flushed the toilet, well done.
Finished the Arcade Game.
Is there anyone on board who can fly this thing?
You've fixed the car!
Unlocked all combination locks.
You've cooked the fuel, OMG.
Pulled out the "Cuckoo".
Charged the battery full.
Gave the bird all snacks.
Reached an agreement with the Bird.
Well, you've catched a rat.
Found the Egg.
Managed to get on the other island.
Finally, it's open!
Found all anatomy books.
Found all gameboxes in the room.
Finished the Unicorn game.
Scored 5000 points in Miami Street Skater 3.
Logged into the laptop.