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