All Challenges

Fight for the Lost

Challenge Type Difficulty Map Enemy Characters and weapons
Week 1.3 Arete (Excellence)
Trio Gold, Platinum Reactor (Hazard)
Collectors
Week 2.2 Suspected use of VI assistance
Duo Gold, Platinum White
Geth
Week 3.1 For Whom The Bell Tolls
Solo Gold, Platinum Rio
Collectors
Week 5.3 Erinys
Trio Gold, Platinum Dagger
Cerberus
Week 10.1 Blitzkrieg
Solo Gold, Platinum Jade
Reapers
Week 10.2 Vae Victis!
Duo Gold, Platinum Jade
Reapers

Operation Supernova

Challenge Type Difficulty Map Enemy Characters and weapons
Trio III Armed To The Teeth
Trio Gold, Platinum Jade
Cerberus

N7 Challenge Series

Challenge Type Difficulty Map Enemy Characters and weapons
N6.3 Ash
Solo Silver, Gold, Platinum Hydra
Cerberus

N7 Triune Trials

Challenge Type Difficulty Map Enemy Characters and weapons
N1.5 The Shepard Clone's War Part 1 - First Blink After Coma (Trio)
Trio Gold, Platinum White (Hazard)
Cerberus
N6.1 Garrus' Calibrations Part 2 - Archangel (Trio)
Trio Gold, Platinum Vancouver
Reapers
N6.2 Next of Kin (Trio)
Trio Gold, Platinum Dagger
Collectors
N6.3 Ash (Trio)
Trio Gold, Platinum Hydra
Cerberus

Operation Alliance Troopers

Challenge Type Difficulty Map Enemy Characters and weapons
Mission 1 Backwater Station
Solo Silver, Gold, Platinum Dagger
Geth
Mission 12 Reap the Whirlwind
Solo Silver, Gold, Platinum London
Reapers

Delta Squad

Challenge Type Difficulty Map Enemy Characters and weapons
Mission 1 Coruscant terrorist coup
Team Gold, Platinum London
Cerberus
Mission 2 Underground Separatist Droid Factory
Team Gold, Platinum Hydra
Geth
Mission 3 The Ras Prosecutor
This challenge has other variants
Team Gold, Platinum Glacier
Cerberus
Mission 4 Kashyyyk Operation
Team Gold, Platinum Jade
Collectors
Mission 5 Battle for Geonosis
Team Gold, Platinum Dagger (Hazard)
Collectors
Mission 6 Mygeeto
Team Gold, Platinum White (Hazard)
Geth

Weekly Themed Solos 2

Challenge Type Difficulty Map Enemy Characters and weapons
Armax Bonus Conrad Verner - Huge Fan! Tier 1
Solo Silver, Gold, Platinum Glacier
Cerberus
Armax Bonus Conrad Verner - Huge Fan! Tier 2
Solo Silver, Gold, Platinum Glacier
Collectors
Armax Bonus Conrad Verner - Huge Fan! Tier 3
Solo Silver, Gold, Platinum Glacier (Hazard)
Geth

For Tuchanka

Challenge Type Difficulty Map Enemy Characters and weapons
Trio Challenge III Family Armor
Trio Gold, Platinum Glacier
Cerberus

Themed Duo Challenges 1

Challenge Type Difficulty Map Enemy Characters and weapons
Set 4.III - Bonus Reach the Normandy
Duo Silver, Gold, Platinum Vancouver
Reapers
Set 9.I Mars Archives
This challenge has other variants
Duo Silver, Gold, Platinum Dagger (Hazard)
Cerberus

Themed Duo Challenges 2

Challenge Type Difficulty Map Enemy Characters and weapons
Set 10, II Nepmos
Duo Silver, Gold, Platinum Dagger (Hazard)
Collectors

Weekly Themed Solos 1

Challenge Type Difficulty Map Enemy Characters and weapons
Week 2 The Shepard Clone's War Part 1 - First Blink After Coma
Solo Silver, Gold, Platinum White (Hazard)
Cerberus

Tales from the Trenches

Challenge Type Difficulty Map Enemy Characters and weapons
Week 1.1 While They Reach the Normandy
This challenge has other variants
Duo Gold Vancouver
Reapers