All Challenges

Servant of the People

Challenge Type Difficulty Map Enemy Characters and weapons
Trio 2 A House Divided
 Trio Gold, Platinum Glacier (Hazard)
 Geth

N7 Challenge Series

Challenge Type Difficulty Map Enemy Characters and weapons
N1.2 CDEM
 Solo Silver, Gold, Platinum Giant
 Reapers

N7 Triune Trials

Challenge Type Difficulty Map Enemy Characters and weapons
N1.1 EDI (Trio)
 Trio Gold, Platinum White
 Cerberus
N1.2 CDEM (Trio)
 Trio Gold, Platinum Giant
 Reapers
N1.3 Cyone Must Not Fall (Trio)
 Trio Gold, Platinum Reactor
 Collectors

Themed Duo Challenges 1

Challenge Type Difficulty Map Enemy Characters and weapons
Set 5.I N7's Finest, Part 1
 Duo Silver, Gold, Platinum Glacier (Hazard)
 Collectors

Themed Duo Challenges 2

Challenge Type Difficulty Map Enemy Characters and weapons
Set 5, I Shield and Hammer
 Duo Silver, Gold, Platinum Giant (Hazard)
 Collectors

Elysium Olympics

Challenge Type Difficulty Map Enemy Characters and weapons
Team Challenge Synchronized Survival
 Team Gold, Platinum Hydra
 Collectors

Tales from the Trenches

Challenge Type Difficulty Map Enemy Characters and weapons
Week 15.1 The Pale Blue Dot
This challenge has other variants 		Duo Platinum Rio
 Collectors

Operation Supernova

Challenge Type Difficulty Map Enemy Characters and weapons
Trio VII What a Crutch
 Trio Gold, Platinum Ghost
 Cerberus