All Challenges

Themed Duo Challenges 2

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Set 2, I	Accurate Intel	Duo	Silver, Gold, Platinum	Glacier	Cerberus	Geth Infiltrator \| Javelin Drell Adept \| M-98 Widow

Fight for the Lost

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Week 1.3	Arete (Excellence)	Trio	Gold, Platinum	Reactor (Hazard)	Collectors	Human Sentinel \| M-6 Carnifex Human Soldier \| M-76 Revenant Drell Adept \| N7 Valiant
Week 8.2	Shrouds of Doom	Duo	Gold, Platinum	Dagger (Hazard)	Reapers	Human Vanguard \| M-300 Claymore Drell Adept \| M-300 Claymore
Week 8.3	Talos	Trio	Gold, Platinum	Glacier	Geth	Human Engineer \| M-99 Saber Geth Infiltrator \| N7 Valkyrie Drell Adept \| N7 Hurricane

Weekly Themed Solos 2

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Week 20	Arrhythmia	Solo	Silver, Gold, Platinum	Goddess	Collectors	Drell Adept \| Venom Shotgun

Themed Duo Challenges 1

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Set 1.I	The Measure of an Individual	Duo	Silver, Gold, Platinum	Ghost	Collectors	Drell Assassin \| M-11 Suppressor \| N7 Valiant Drell Adept \| M-9 Tempest \| N7 Valiant
Set 7-8.I	Tu-Fira	Duo	Silver, Gold, Platinum	London	Geth	Drell Adept \| Arc Pistol Human Adept \| M-77 Paladin
Set 7-8.IV	Huerta's Archangels	Duo	Silver, Gold, Platinum	Vancouver	Collectors	Turian Soldier \| M-98 Widow Drell Adept \| N7 Valiant

The Compact

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Trio 1	Lost World, Rakhana	Trio	Platinum	Dagger (Hazard)	Geth	Drell Assassin \| Black Widow Drell Adept \| Arc Pistol Drell Vanguard \| M-11 Wraith
Trio 2	Normandy's Finest	Trio	Platinum	Reactor	Collectors	Quarian Female Engineer \| Collector Sniper Rifle Human Adept \| Collector SMG Drell Adept \| Collector Rifle
Trio 4	Kahje-Born	Trio	Platinum	Hydra	Reapers	Drell Assassin \| M-90 Indra Drell Adept \| Cerberus Harrier Drell Vanguard \| N7 Hurricane
Duo 1	Tu-Fira (The Compact)	Duo	Gold, Platinum	London	Geth	Drell Adept \| Arc Pistol Human Adept \| M-77 Paladin
Duo 4	Huerta's Archangels (The Compact)	Duo	Gold, Platinum	Vancouver	Collectors	Turian Soldier \| M-98 Widow Drell Adept \| N7 Valiant
Solo 2	The Pulse of Thessia	Solo	Gold, Platinum	Goddess	Collectors	Drell Adept \| AT-12 Raider

Weekly Themed Solos 1

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Week 3	Merely the Weapon (Casual-Hardcore-Epic)	Solo	Silver, Gold, Platinum	Reactor (Hazard)	Collectors	Drell Adept \| N7 Valiant \| M-9 Tempest
Week 3	Merely the Weapon (Veteran-Insanity-Legendary)	Solo	Silver, Gold, Platinum	Reactor (Hazard)	Collectors	Drell Adept \| M-97 Viper \| M-4 Shuriken

N7 Triune Trials

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
N1.6	Merely the Weapon (Trio)	Trio	Gold, Platinum	Reactor (Hazard)	Collectors	Drell Adept \| N7 Valiant

Tales from the Trenches

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Week 10.2	Old School, New School	Duo	Gold, Platinum	White	Collectors	Asari Adept \| Acolyte Drell Adept \| M-98 Widow

Servant of the People

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Trio 4	Scout, Tank, Support	Trio	Gold, Platinum	Reactor (Hazard)	Collectors	Geth Juggernaut \| Particle Rifle Volus Protector \| Reegar Carbine Drell Adept \| Cerberus Harrier

For Tuchanka

	Challenge	Type	Difficulty	Map	Enemy	Characters and weapons
Trio Challenge I	The Rite of Passage	Trio	Gold, Platinum	Giant (Hazard)	Collectors	Drell Adept \| N7 Valiant Human Vanguard \| N7 Hurricane Krogan Soldier \| N7 Valkyrie