All Challenges

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Flight 3	Agents of Kirrahe Airlines	Trio	Gold, Platinum	Ghost (Hazard)	Cerberus	Salarian Infiltrator \| Venom Shotgun Geth Trooper \| Venom Shotgun Quarian Male Infiltrator \| Venom Shotgun

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Week 15.2	Coda This challenge has other variants	Duo	Gold	Vancouver	Cerberus	Turian Havoc \| Reegar Carbine Quarian Male Infiltrator \| Krysae Sniper Rifle

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Duo IV	Omega is My Home, This is My Pilgrimage	Duo	Gold, Platinum	Hydra	Cerberus	Quarian Female Engineer \| Arc Pistol Quarian Male Infiltrator \| Arc Pistol

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Week 11	The Widowmaker	Solo	Silver, Gold, Platinum	London	Cerberus	Quarian Male Infiltrator \| M-98 Widow