Fireteam Frostbite

Fireteam Frostbite is a Spartan-IV fireteam onboard the UNSC Infinity.

Johnathan Hall
Spartan Johnathan Hall (formerly Sergeant) is the leader of Frostbite.

Hunter Snow
Spartan Hunter Snow (formerly Lance Corporal) is the tech expert and second in command of Frostbite, and doubles as the combat medic when necessary.

Ray Johnson
Spartan Ray "Jockey" Johnson Peña (formerly Lance Corporal) is the CQC specialist of Frostbite, and doubles as the mechanic and driver.

Kyle-B115
Spartan Kyle-B115 (formerly Commander) is a temporary fill in on Frostbite while Thompson recovers. He is the team's sniper, and doubles as the demolitions expert while Thompson is inactive. He was only supposed to fill in for one mission, the Second Battle of Crest, however he remains on the team due to the Hadron problem.

Jet Thompson
Spartan Jet Thompson is a new member to the team, and wasn't a member of Epsilon-Seven prior to Frostbite. Wounded during the Second Battle of Requiem, he is replaced by Kyle-B115 while he recovers.