This is one of the most difficult pieces that I've ever made. It took me some time to finish it, because I've worked in depth, in order to make the details distinct.
Late at night, when human beings go to sleep, the smart golberins steal the knowledge of the books converting it into a magic potion. Whoever drinks it will obtain all this knowledge. In order to get this potion, you should have gems and trade them with that. The elf in question has sneaked into the wizard's house and is stealing all the incantations from his books.
He has emptied the bag with the magic dust, which, when it contacts with the air, configures all the things that the wizard desires to foresee with his crystal ball.