Mater Caballero Rojo

Mater Caballero Rojo is the sister of Miguel Caballero Rojo.

History
Miguel's sister is described as "kind-hearted" in Miguel's Tekken 6 profile. She was the only person that Miguel ever trusted when he was fifteen years old, and he loved her more than anyone. She used to visit him secretly without the knowledge of their parents, and, during one of these meetings, she told Miguel that she was to be married. Despite an outraged Miguel, she decided to go through with the marriage.

During the wedding, the Gekko Family's ship, a escape pod crash-made the scene where Miguel's parents are crushed. After the wedding, Miguel’s sister sees the unconscious Mikazuchi no Mikoto and Sōma Gekko inside the burning escape pod and building but wouldn't open. Later on, Miguel found her and break opens the door and carried them to safety. Some time after, Miguel discovered that the chase that made her sister involved was was ordered by the Emperor of Konohatropolis, who knew the Ten Master Clans would later turn against him. Miguel, being outraged by this, thought of killing her new friends. Not wanting to break his dear sister's heart and bringing them to the Emperor, Miguel decides against it and vowed to protect his sister's friends.