Serina

Serina is an Artificial Intelligence construct that is assigned to the UNSC Spirit of Fire, a modified colony ship. She is set to be a main character in ''Halo Wars.

Overview
Little is known about Serena at this point in time, other than the fact that she acts as a military advisory AI, which may or may not be her only function. Her avatar is currently unknown.

Quotes

 * "Well this is new...and scary." (upon seeing a Covenant Scarab


 * "The MAC is online and primed. Payback time."

Trivia
Serena's role as an artificial intelligence guiding the player in-game can be considered analogous to the EVA of Command and Conquer and/or the Adjutant of StarCraft.