Darksiders: Wrath of War

Unlock The Harvester:
At the Options -> Enter Code menu, enter 'The Hollow Lord' as a code to unlock the Harvester.

Achievements:

Prison Break
Reward: 20 Points
Objective: Free Samael from his prison

Death Dealer
Reward: 10 Points
Objective: Meet Vulgrim

Like A Bat Outta Hell
Reward: 40 Points
Objective: Defeat Tiamat

One Tough Cookie
Reward: 10 Points
Objective: Meet Ulthane

Rocked Your Face Off
Reward: 40 Points
Objective: Defeat The Griever

Ashes to Ashes
Reward: 40 Points
Objective: Defeat The Stygian

One Mean Mother
Reward: 40 Points
Objective: Defeat Silitha

Payback's A B****
Reward: 50 Points
Objective: Defeat Straga

The Final Challenger?
Reward: 70 Points
Objective: Defeat The Destroyer

Balance Restored
Reward: 100 Points
Objective: COMPLETE the game on NORMAL difficulty

The True Horseman
Reward: 100 Points
Objective: COMPLETE the game on APOCALYPTIC difficulty

To Move A Mountain
Reward: 10 Points
Objective: Collect the Earthcaller

Who's Counting?
Reward: 20 Points
Objective: Defeat more angels than Ulthane

Reach Out And Touch Somebody
Reward: 10 Points
Objective: Collect the Abyssal Chain

Into the Void
Reward: 10 Points
Objective: Collect the Voidwalker

Elemental Thief
Reward: 10 Points
Objective: Collect the Crossblade

Sight Beyond Sight
Reward: 10 Points
Objective: Collect the Mask of Shadows

Devastator
Reward: 10 Points
Objective: Kill 10 enemies with one Blade Geyser wrath attack

Tremor Bringer
Reward: 10 Points
Objective: Collect the Tremor Gauntlet

An Old Friend
Reward: 10 Points
Objective: Collect Mercy

Reaper
Reward: 10 Points
Objective: Collect the Scythe

Aerial Predator
Reward: 20 Points
Objective: Kill 160 enemies while on the angelic beast

Full Power
Reward: 20 Points
Objective: Collect the maximum amount of lifestones

Wrath of War
Reward: 20 Points
Objective: Collect the maximum amount of wrath cores

Wrath Machine
Reward: 10 Points
Objective: Collect all the Wrath Powers

Reunited
Reward: 20 Points
Objective: Obtain Ruin

Don't Make Me Angry
Reward: 20 Points
Objective: Collect the Chaos Form Ability

Chasm Jumper
Reward: 10 Points
Objective: Gain the Shadowflight Ability

Legendary Form
Reward: 20 Points
Objective: Collect the Abyssal Armor Set

Time Lapse
Reward: 15 Points
Objective: Gain the Chronomancer Ability

Battle Hardened
Reward: 20 Points
Objective: Max out all weapons and unlock all combat moves

High Flier
Reward: 20 Points
Objective: Kill 5 duskbats without touching the ground

Improvised Kills
Reward: 10 Points
Objective: Kill 150 enemies with items from the environment

You Call This Easy?
Reward: 10 Points
Objective: COMPLETE the game on EASY difficulty

Open Air Parking
Reward: 5 Points
Objective: Destroy a helicopter during the apocalypse with a vehicle

Secret Achievements:

Secret Achievement
Reward: 20 Points
Objective: Continue playing to unlock this secret achievement.

Secret Achievement
Reward: 20 Points
Objective: Continue playing to unlock this secret achievement.

Secret Achievement
Reward: 10 Points
Objective: Continue playing to unlock this secret achievement.

Secret Achievement
Reward: 30 Points
Objective: Continue playing to unlock this secret achievement.

Secret Achievement
Reward: 10 Points
Objective: Continue playing to unlock this secret achievement.

Secret Achievement
Reward: 10 Points
Objective: Continue playing to unlock this secret achievement.

Secret Achievement
Reward: 20 Points
Objective: Continue playing to unlock this secret achievement.

Secret Achievement
Reward: 30 Points
Objective: Continue playing to unlock this secret achievement