Wait for an elevator for a while
Tune the piano
Get the Game Over screen
Ask the Fugu for advice 5 times in the same location
Intimidate your PC with a hammer
Solve the Cube puzzle
Talk to Sergio
Solve the random numbers puzzle
Talk to the Kiryat priest
Finish the report
Talk to the Chief.
Talk to the Pentatonical Priest
Escape through the Bar shelf.
Talk to the Dinosaur Head.
Open the door of your house with a key
Finished the prologue.
Be victorious any time.
Ask the priest for a duel.
Be victorious.
Stay at peace.
Finished the game
Be victorious for a second time.
Opened the Naropolus' door
Repaired and scavenged the robots.
Solved the RGB puzzle.