There was no direct crossovers between the franchises aside from the connected plot, and Mortal Kombat only featured the orb of the King rather than the character. Finding the full saga is difficult now thanks to a lack of the shows on streaming.

Tecmo had originally wanted to use Master Chief as the guest on the roster, but Bungie chose not to allow it due to lore implications. They allowed usage of Halo 2 assets to create the new replacement character. Nicole is the only character in the game to speak in English.