9

Overview 9 is a Half-Human and Half-Robot hybrid who is inside "The Test", She tries to help out the people she finds in the test.

She can used in combination with Yami, who she built. They can swap minds, so 9 can be more in control of the entire thing, but it doesn't work her way a lot of the time.

9's true identity is not known by anyone, except for the mysterious "her" Cronan talks about.