The Trials Cavern is a small world floating nearby the Observatory. The only way to access it, is to collect the three special bonus stars. You cannot collect a trophy or fish in any of the three galaxies it leads you to, in order for you to complete the trials.
Residents[]
Animals[]
Collectables[]
| Type of Essence | Pecific Essence | How to Obtain | Picture |
| Fish | Goby | Fish in the Crystal Pond. | 
|
| Trophy | Septre | Complete all the Trials. | N/A |