Here is the full list of all 31 Malfunction achievements.
Complete your first level of the game
Complete all chapters/levels of Malfunction's Campaign
Complete Chapter 1
Complete Chapter 2
Complete Chapter 3
Complete Chapter 4
Complete Chapter 5
Successfully complete your first Obstruction scenario
Complete 5 Obstruction scenarios
Complete 10 Obstruction scenarios
Destroy/Stealth kill 200 enemies of the Pounds
Destroy 200 enemies of the Plague
Destroy 200 enemies of the Exorn
Stealth kill 30 enemies on Campaign
Use a Health Appliance 100 times
Craft your very first Upgrade Gadget
Unlock both upgradeable modes as Dwenguil and Barloc
Fully upgrade both Dwenguil and Barloc
Collect your very first journal note
Collect all journal notes
Collect a total of 20 goals in a single Viper Rush course
Accumulate a total of 100 goals from Viper Rush courses
Stealth attack a total of 25 enemies in a single Stealth Attack scene
Stealth attack a total of 100 enemies from Stealth Attack scenes
His legacy continues to shine through the darkness
The presence is left within all danger
Purchase all available upgrades in Obstruction
Destroy a total of 50 bosses in Obstruction
Cause the timer to extend further than 30 seconds in Viper Rush
Stumble upon Mark's love for Bacon
There's a slight chance that Acquisition is haunted