There are 50 achievements worth a total of 1000 points
Kill 100 enemies.
Kill 500 enemies using Melee weapons.
Kill 500 enemies using Ranged weapons.
Kill 2500 enemies.
Kill 250 enemies using Exotic weapons.
Kill 25 Ork Nobs.
Kill 10 'Ard Boyz.
Kill 75 enemies using Executions.
Get 100 Headshots.
Get 250 Headshots.
Kill 150 enemies using the Charge attack.
Kill 25 enemies with Ground Pound.
Kill 10 enemies in a row in a single Ranged Fury activation.
Kill 250 enemies using Melee Fury attacks.
Complete Part 1 of the game on Hard difficulty in a single session without dying or restarting.
Complete the entire game on Hard difficulty.
Win 10 struggles against the Ork Nob.
Multi-kill -- 5 enemies with 1 Frag grenade.
Multi-kill -- 2 enemies with 1 Stalker-Pattern bolter shot.
Multi-kill -- Detonate a chain of 5 consecutive Vengeance Launcher rounds, killing 10 enemies.
Complete a Chapter of the single-player campaign using only the Bolt Pistol and Chainsword.
Complete a Chapter of the single-player campaign using only Plasma weapons.
Complete a Chapter of the single-player game using only the Vengeance Launcher and Power Axe.
Complete a Chapter of the single-player game using only Stalker-Pattern Bolter and Chainsword.
Collect 10 Servo Skulls.
Collect all Servo Skulls.
Get a Multiplayer character to Lvl 10.
Get a Multiplayer character to Lvl 20.
Get a Multiplayer character to Lvl 30.
Get a Multiplayer character to Lvl 40.
Play 10 Multiplayer games as Space Marine and 10 Multiplayer games as Chaos Marine.
Play each class in Multiplayer.
Play 10 Multiplayer games using each class.
Complete 5 weapon challenges.
Complete all the weapon challenges.
Complete 10 armor challenges.
Kill 25 opponents who are capturing your Control Point in Seize Ground.
Have 10 times more kills than deaths in a single game of Annihilation.
Fully customize a Space Marine and a Chaos Space Marine character.
Kill 50 Assault Marines/Raptors in mid-air.
Kill 40,000 enemies in the game (all game modes combined).
Kill 50 Chaos Space Marines.
Retrieve the Power Source.
Fire the Psychic Scourge.
Kill Warboss Grimskull once and for all.
Reunite with your Space Marine brothers.
Fight your way to the crashed Rok.
Destroy the Orbital Gun.
Use the Invictus to destroy the Orbital Spire.
Kill Daemon Prince Nemeroth.