Three Tailed Giant Turtle

The Three Tailed Giant Turtle was the Tailed Beast sealed within the fourth mizukage Yagura. But was extracted from him for a unknown reason.

Past
The Three Tailed Giant Turtle was born around the time of the Sage of Six Paths. To stop the Ten Tailed Beast's reincarnation The Sage of Six Paths split up the Ten Tailed Beast's chakra. That made nine tailed beasts one of them is the Three Tai s.

Eventually the Three Tails came into the possession of the Hidden Mist Village and sealed in Yagura. It was extracted from him for some reason and fled into the wild. Once the Three Tails was extracted from Yagura it's intelligence dropped because it did not have a Jinchuriki. That also greatly dropped its strength.

Appearance
The Three tails looks like a turtle and three tails. It has arms but no legs. for some reason its left eye is always closed.

Abilites
The Three Tails did not show any of its abilites in the manga other than high speed swimming.In the anime it had a water nature giving it the ability to use attacks that include water and its imense size. It could also create thousands of clones of itself.