Complete the Rise of the Khazra Dark Citadel.

Complete the Vessel of Hatred campaign.

Kill 666 Dregs, Lacuni, or Hollows.

Complete a map without ever triggering a horde from Reekers, Birds, Snitches, or alarms.

Complete a mission without any players being incapacitated or killed.

Revive a fallen teammate.

Form a party in Fort Hope.

Use any of the boats to travel 1km

Launch yourself with the catapult in "Castle"

Unleash the boulder gate in "Demolition"

Use the window on your left instead of smashing the wall in "Demolition"

Use the rope to go above the abyss in the level "Mountain"