- It's a Trap!
In Shi No Numa, kill at least one zombie with three different traps in a single round.
- The Eagle has Landers
In Ascension, escape on all three lunar landers.
- Chimp on the Barbie
In Ascension, kill a space monkey with a fire trap.
- Time Travel Will Tell
In Shangri-La, acquire the Focusing Stone.
- Small Consolation
In Shangri-La, use the 31-79 JGb215 on each type of zombie.
- Cryogenic Slumber Party
In Moon, complete Richtofen's Grand Scheme.
- Ground Control
In Moon, prevent each excavator from breaching the base in one game.
- Little Lost Girl
In Origins, release Samantha.
In Origins, complete all 4 Challenges in one game.
- I said we’re CLOSED!
In Nacht Der Untoten, do not let any zombies enter the building during the first 3 rounds.
- Acted Alone
In Verrückt, headshot 20 zombies in the courtyard from the second floor of the Asylum.
- I’ve seen some things…
In Kino Der Toten, visit every location the teleporter can take you to.