Full list of all 42 Infernax achievements.
The base game contains 30 achievements, and there is 1 DLC pack containing 12 achievements.
Complete the game as good after turning evil
Enter a code in the Game Wizard book
Listen to Hans' story... ALL OF IT
Travel to the future and defeat Azazel
Complete ultimate good playthrough
Get the Necronomicon from Robert's cold dead hands
Leave all the work to Tancred
Complete the game on Classic Mode
Complete good playthrough
Cleanse the dreamscape
Have Gregor perform an exorcism
Defeat Paimon again
Up Up Down Down Left Right Left Right....etc
Complete ultimate evil playthrough
Obtain the final weapon
Slay Sir Tancred
Save at all statues after becoming evil
Complete evil playthrough
Defeat Belphegor, The Father of Destruction
Defeat Alastor, The Hope Devourer
Begin down the path of evil
Obtain the final armor
Reflect a projectile and defeat 3 enemies
Defeat Apollyon, The Cursed Cherubim
Defeat Leviathan, The Sunken Corruptor
Defeat 5 enemies with one Thunder/Fire storm
Defeat Mahalmon, The Spewer of Lies
Learn the Guided Strike Skill
Defeat Kalamon, The Glutton of Pain
Summon the tornado
Purchase the Squire his first tool
Purchase an Evil tool for the Squire
Parade your Duke in any village
Fully upgrade all the Squire's tools
Block a projectile with the Squire's shield on the ground
Eat. the. wall. chicken.
Take a shortcut to Stormheim Castle's chest
Make the Mayor work his core
Sleep until you can't sleep no more
Turn around and take the boat
Play a game with a friend... with guns...
Complete a game with a friend