Observatory

The Observatory is the final level of the game that is exclusive to the Rise of the Giant DLC. It is the lair of the Collector, who is the hidden true last boss of the game. This level can only be reached when playing with 5 Boss Stem Cells active and reveals the true ending of the story.

Access and exit
The Observatory can only be accessed from the Astrolab, which can only be entered from the Throne Room through the 5 Boss Stem Cell door. Defeating the Collector is the only way of completing this level.

Enemy tier and gear level scaling
In the table below, you will find the gear level and enemy tier of the Observatory based on difficulty. Even though the Observatory can only be accessed on Hell difficulty there are enemy tiers set for lower difficulties.

Exclusive blueprints
Beating the Collector will award the following blueprint:
 * 1st kill - Collector's Syringe skill

Collector Outfit and King Outfits
Beating the Collector will also reward the player with his outfit and the King's outfits. There are 2 King outfits, one is for defeating the Collector while possessing the King, the other is for finishing the fight without taking damage.


 * 2nd kill - Collector Outfit
 * 1st kill while possessing the King - King Outfit
 * 1st kill without taking damage - White King Outfit

The Collector
See the main article for information about the Collector.