|This article is about a/an monster in Kaizoku Sentai Gokaiger.|
Liquidroid Wateru (リキッドロイド ワテル Rikiddoroido Wateru): A blue colored liquid-based giant produced after Basco loses his remaining sixth hero Ranger Keys to the Gokaigers. It has a flexible body and stretching arms while using electricity-based attacks. Destroyed by Shinken Gokaioh.
- Height - 50.3m
- Weight - 377.5t
- Wateru is the first Giant Battle Pseudo-Lifeform to appear.
- Wateru is the first monster in Gokaiger to immediately appear in giant form.
- Wateru appears to have a design on the left side of his chest that resembles the Symbol of Yin and Yang.