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