Here is the full list of all 18 Malum achievements.
Complete Hospital, Bunker, Sewer & Manor on Insane in a row without losing a round.
Complete Manor on Insane.
Complete Hospital on Insane.
Complete Sewer on Insane.
Watch some Random British News
Complete Sewer on Hard.
Complete Bunker on Insane.
Complete Sewer on Average.
Complete Bunker on Hard.
Complete Bunker on Average.
Complete Hospital on Hard.
Complete Hospital on Average.
Complete Manor on Hard.
Complete Manor on Average.
Complete Manor on Easy.
Complete Sewer on Easy.
Complete Bunker on Easy.
Complete Hospital on Easy.