Sumerian Six

Collect all trophies

Beat all missions on Hard difficulty

Hans Kammler has been defeated - for good.

Complete all Challenges.

Kill 1000 enemies

Kill at least 5 enemies with a single environmental kill

Fully upgrade all skills

Beat all missions on Medium difficulty or higher

Siegfried von Adelsberg received a (somewhat lukewarm) welcome back to Enigma Squad.

Complete 30 Challenges.

Kill 500 enemies

Kill your first Geist

Kill your first Demon

Launch an enemy into a chasm

End an alarm by killing every enemy in the area.

Beat the Löwenfels Castle level

Beat the Lilleby level

Beat the Madinat Aldaala level

Beat the Al-Bhutan Oil Depot level

Beat the Prototype Testing Site level

Beat the Gis-Eren level

Beat Kammler's Secret Base level

Beat Kammler's Underground Complex level

Beat the Site of Sacrifice level

Beat all missions on any difficulty level

Isabella Sterling reluctantly joined forces with her brother

Rosa Reznick agreed to help stop that fool, Kammler

Wojtek Galica and his beast joined the Enigma Squad

Alistair Sterling decided to join the action in person

Complete your first Challenge.

Complete 10 Challenges.

Kill 100 enemies

Kill your first Panzerwolf