Complete game in easy difficulty
Complete game in medium difficulty
Complete game in hard difficulty
Complete Mission 5
Retrieve energy from 100 enemies
Find the Observatory
Complete mission 4
Fire rocket launcher 20 times
Find Barbara
Don't activate the gas traps in the plane
Find the device in the plane
Find the plane
Find 3 health boosters to increase your health
Complete mission 3
Enter the Steelworks
Obtain multiple Teleportation power
Complete mission 2
Find Wolf's lab
Defeat Elena
Find Elena
Find 3 mana boosters to increase your mana
Find Dual Pistol
Complete mission 1
Survive the upper cloister
Get to the upper cloister
Obtain Teleportation power
Get inside the cloister
Obtain Infernal power
Use infernal powers 100 times
Join the Abyss
Complete Prologue