Complete game in easy difficulty

Complete game in medium difficulty

Complete game in hard difficulty

Obtain Infernal power

Obtain Teleportation power

Obtain multiple Teleportation power

Find 3 mana boosters to increase your mana

(2) 

Find 3 health boosters to increase your health

(1) 

Complete Prologue

Join the Abyss

Get inside the cloister

Get to the upper cloister

Survive the upper cloister

Complete mission 1

Find Elena

Defeat Elena

Find Wolf's lab

Complete mission 2

Enter the Steelworks

Complete mission 3

Find the plane

Find the device in the plane

Find Barbara

Complete mission 4

Find the Observatory

Complete Mission 5

Find Dual Pistol

Fire rocket launcher 20 times

Use infernal powers 100 times

Don't activate the gas traps in the plane

Retrieve energy from 100 enemies