Ruby

About Ruby
Ruby is a non-cannon Red Female Ninja character who appeared in Defenders of the Realm, Ruby was very similuar to the character Tanya. She was a friend of Kitana and came from a realm which Shao Kahn has invaded a realm which was called Hinpar, Ruby was notorious for being a traitor as well as Tanya is in the game, betraying all her allies for the likes of Shao Kahn.

Traitor
In the series Defenders of the Realm Jax meets Ruby who is secretly working as one of kahns agents. She tries to find out the location of the Earth warriors base, Jax thens find himself captured Ermac's forces and is held captive by the Emperor were he recieved numerous torture by Kahn's Shadow Priest. Jax's allies came to his rescue but were shortly out numbered by the Emperor's troops and they too were captured. It seemed that thier destruction was inevitable, but at this moment Ruby decides to help the Earthrealm warriors escape by leading them through an hidden exit. Jax offers Ruby a chance to go along with him but Ruby decided that her place was in Outworld. After this Ruby was never seen again.