Artdessei

Artdessei (アートデッセイ) is a large mothership created by Dr. Nao Yaban secretly which took him 20 years to complete. First appearance Episode 19.

History
The ship is armed wih a Neo Maxima Cannon, capable of firing giant laser. It also play a role in a battle against Deshimonia. Usually is stored in F4 dock the base bottom and to sortie to sea increased to an elevator gate. Since the development was underway in utmost secrecy, GUTS members are unaware of this project at first. When the whole Earth has been covered by Zoiger and Dive Hangar is under attack, staffs are forced to evacuate the Dive Hangar and aboard the ship temporary.

In Ultraman Dyna episode 42, Asuka dreams where the Artdessei itself decorated in a pirate ship-esque design called Space Pirate Ship Akebonomaru (宇宙海賊船 曙丸) ride by Captain Munakata and his pirate crew to battle Captain Zoyaka.

Trivia
The battleship itself is modeled after a whale and Star Destroyer from Star Wars movies.