Blue Team is a highly decorated and unbelievably influential team of Spartan-IIs. Though the team composition has changed throughout the years since its creation in 2517, its most common members are the following:
Throughout the war, Blue Team was involved in some of the most dangerous missions, managing to accomplish their goals while facing impossible odds. Their most significant mission was probably Operation: FIRST STRIKE, where Blue Team successfully infiltrated a Covenant space station, destroying both the station and nearly five hundred Covenant warships poised to attack Earth. Though rarely referenced, this mission was likely the single most important event that helped the UNSC win the Battle for Earth and the Human-Covenant War.