Blue Five

|unit_name=2nd ODST Battalion |image= |dates= |country= |allegiance=United Nations Space Command |branch=UNSC Marine Corps |type=Shock Infantry battalion |role=Locate close with and destroy the enemy by fire and maneuver and repel the enemy's assault by fire and close combat |size=800-1,000 ODST/marines |command_structure=105th ODST Division |garrison= |garrison_label= |nickname= |patron= |motto= |colors= |colors_label= |march= |mascot= |anniversaries= |equipment= |equipment_label= |battles= |decorations= |battle_honors= |commanders=