Leena Kadri

"Look, I've got five rounds left and I can still take you all down without breaking a sweat. Lose the guns or lose your heads."

- Leena encountering a group of scavengers on Mazovia.

Leena Kadri is an agent and one of the deadliest  humans in service. At a young age, Leena joined the as a marksman. Displaying exceptional skills in various fields, she joined the group, Special Actions and Airborne Reconnaissance (SABRE). There, she continued to hone her skills, becoming one of the Army's most lethal assets in counter-terrorism and assassination operations.

During her time in the Army, her reputation and talent reached the desk of Naval Intelligence, and soon she was offered and accepted a position within ONI's counter-terrorism division. Her history in SABRE made her the perfect agent to take down an faction on Mazovia that was growing bolder and began targeting UNSC and ONI personnel on the colony. During her mission however, the attacked the colony, cutting her off from command and leaving Leena to fend for herself on the lawless planet. After an encounter with a dying Army trooper, she promised to him that she would protect the helpless, eliminating bands of marauders and scavengers of both human and Covenant origin. Words of her actions soon attracted the attention of Noah Sówka, a fellow ONI agent and SPARTAN-I.