- "I can't garuentee you a medal, but I can garuentee you a body bag..."
- —Christina to a group of UNSC Marine Troopers
Spartan Christina Reynolds, (also known as Christi) is a Spartan-III who specializes in marksmanship as well as explosive ordnance. She is currently with Fireteam Titan and is knows ans Titan-2.
Christina was born to an abusive father and a drug addicted mother. She ran away at age 13 and lived among the homeless. She was confronted by the Office of Naval Inteligence and was asked to join the Spartan-III program. She left Earth for Reach and trained. There, she met John-B239 and they became friends and trained together. They were then paired up along with 2 others and became Fireteam Titan.