
If you are a completionist aiming to unlock all Warhammer 40K: Space Marine 2 trophies and achievements, you can follow this comprehensive guide. With a total of 50 trophies and achievements, you can work through each one by completing objectives, defeating enemies, and playing through the campaign and online modes.

There are a total of 50 achievements you can earn in Warhammer 40K: Space Marine 2. Here is the complete list of all trophies and achievements in Space Marine 2:
| Trophy/Achievement | How to Unlock |
| Defender of Humanity | Overcome every challenge and achieve ultimate victory |
| The Die is Cast | Rise as a Primaris |
| Unleash the Cannon | Destroy the hive ship with the power of anti-aircraft batteries |
| Chaos All Along | Discover the Chaos presence on Kadaku |
| Target Acquired | Ascertain the location of Morias Leuze |
| Vital Asset | Rescue Morias Leuze from the Chaos assault |
| Enemy Revealed | Defeat the Chaos sorcerer |
| Why Is It Always You Three? | Hear all of the Chaplain’s dialogues |
| My Face Is My Shield | Hit [10] objects during the sub-orbital drop |
| Break of Dawn | Discover the true nature of the Aurora device |
| Into the Abyss | Withstand and overcome the Chaos invasion |
| I’ll Be Watching You | Defeat the Lord of Change and face a figure from the past |
| Pure Them All | Mark every enemy type |
| The Art of Dismemberment | Perform [50] unique Finishers |
| Data Mining | Collect all Dataslates |
| Furious Retribution | Kill [100] enemies using Righteous Fury |
| Crude but Effective | Deploy a bomb in the promethium well to destroy the Tyranid swarm |
| Sic Semper Tyrannis | Kill the Hive Tyrant |
| Voice in the Dark | Eliminate the Daemonhost and restore vox communication |
| Douse the Flames | Destroy the Chaos Warp beacon |
| Resurrection | Reanimate the Sword of Atreus |
| Outbound Payload | Deliver a nova cannon warhead to the Tyranid position |
| Valour Crest | Complete any mission in Operations mode on Ruthless Threat Level |
| Principia Imperalis | Find [200] pickups in Operations mode |
| Strategic Specialty | Reach the maximum level for one class |
| Sharpest Edge | Reach the maximum level for one melee weapon |
| Strongest Shot | Reach the maximum level for one ranged weapon |
| Bespoke | Customize a full armor set for one class |
| Master of Arsenal | Kill [25] enemies with every available primary weapon as a Tactical |
| Dead Center | Make [250] headshots as a Sniper |
| Immovable Object | Kill [500] enemies while in Heavy Stance as a Heavy |
| Thunderous Impact | Hit [500] enemies with Ground Pound as an Assault |
| Guardian’s Might | Kill [100] enemies with every available melee weapon as a Bulwark |
| Lightning Strike | Perform [100] gun strikes as a Vanguard |
| Unhand My Brother! | Force a Ravener to release a grabbed squad member |
| One Ugly Xenos | Bring down a Lictor before it attacks from an ambush |
| An End to Heresy | Kill a Lesser Sorcerer while he’s reviving a Rubric Marine |
| Know No Fear | Break a Scarab Occult Terminator’s melee combo attack with 2 perfect parries in a row |
| Field of Battle | Kill [100] enemies using environmental hazards |
| Silence | Kill [5] enemies while they are conducting a call for reinforcements |
| Xenos Exterminator | Kill [1,000] Tyranids in Operations mode |
| The Thousand Dead Sons | Kill [1,000] Chaos servants in Operations mode |
| A Blight to Be Purged | Kill [20,000] enemies (all game modes combined) |
| Still a True Son of the Emperor | Kill [41,000] enemies (all game modes combined) |
| Glorious Victory | Win any match in Eternal War mode |
| Tactical Genius | Win a match in Eternal War mode with every class |
| War Machine | Play [10] Annihilation matches in Eternal War mode |
| Unwavering Faith | Play [10] Capture and Control matches in Eternal War mode |
| Dominator | Play [10] Seize Ground matches in Eternal War mode |
| Merciless | Achieve a streak of [5] kills without dying in Eternal War mode |
The time it takes to complete 100% of all achievements in Warhammer 40K: Space Marine 2 depends on your playstyle. On average, a well-planned and efficient playthrough takes around 50 hours to unlock all trophies and achievements in Space Marine 2. This includes defeating all bosses in the game.