Gameplay Guide...

Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A World Filled with Color	Buy all the available dyes.
Beelzebub's Horde	You slaughtered Beelzebub, the blood-thirsty brute who dragged his people into an endless war.
Changing Tastes	Complete the game three times with three different classes (any difficulty level).
Changing Vices	Complete the game three times, choosing a different demon each time (any difficulty level).
Fill Your Pockets	Find all the purses to be gathered.
Forbidden Paths	Unlock all the teleportation circles.
Harogyem Archivist	Collect all the Lore parchments.
Harogyem Explorer	Complete all side missions.
Hell Predator	Score an average of 500 damage points per second in a fight.
Purification Has Begun	Purify all the areas for purification.
Salvator Mundi	Complete the game in Hard mode (without changing the difficulty level).
Satan's Castle	You killed Satan and burned his castle to the ground. The Sijurides are free from his tyrannical reign.
The Abandoned Archon	You defeated the Archon who guarded this mysterious shrine, but this is just the first step on a long, challenging adventure.
The Countdown Has Started	The Archon of Judgment offered you a second chance to save the world. Grab this last opportunity with both hands.
The Demonic Duo	You defeated Baal and Leviathan in the demon temple.
The Empire of Mammon	You crushed Mammon, the Tyrant of the Steppe.
The Forbidden Ritual	At last, Asmodeus will join his brothers in Hell. You will be granted the mercy of the Archon of Judgment.
The Way of Fire (hard)	Reach the 10th level of Purgatory.
The Way of Fire (insane)	Reach the 15th level of Purgatory.
The Way of Fire	Reach the 5th level of Purgatory.
Treasure Hunter	Collect all the chests.