SPARTAN-458

SPARTAN-458 (read as "SPARTAN Four-Five-Eight"), also known by her real name Nicole, is an unlockable character from Dead or Alive 4, created to be like a character from the Halo series. During her initial creation she was a non-canon character in the Dead or Alive and Halo, and had not officially exist within the universes or stories of the said series.

However as the Halo series progressed, SPARTAN-458 had been referenced and mentioned a few times by the characters from the series. In her official back story, SPARTAN-458 is a Petty Officer Second Class, and is a member of the SPARTAN-II Program.

Her related stage in the game is the Nassau Station. She is unlocked once all of the stories have been played at least once, including Helena Douglas' story.