Full list of all 86 Warhammer 40,000: Inquisitor - Martyr achievements.
The base game contains 76 achievements, and there is 1 DLC pack containing 10 achievements.
Complete 50 multiplayer missions
Complete the Hunter of Hunters Heroic Deed (Kill 5 Boss creatures)
Complete the Unmarred Corpus Heroic Deed (Complete 5 missions without taking any Melee damage) [Tech-Adept only]
Complete the Cognis Protocol Heroic Deed (Complete a mission dealing damage only by your Construct turrets on your level or higher) [Tech-Adept only]
Reach the end of the Puritan or Radical axis on the Morality Chart
Join a cabal
Complete the Unyielding Legion Heroic Deed (Complete 25 missions without loosing a Construct) [Tech-Adept only]
Complete the STC Specialist Heroic Deed (Summon 1000 Constructs) [Tech-Adept only]
Complete the Master Datasmith Heroic Deed (Kill 2500 Enemies by your Kastelan Robots) [Tech-Adept only]
You have closed the Dark Nexus and witnessed the fate of the Alpha Pariah
Complete the Knight of the Cog Heroic Deed (Kill 20 Elite enemies on your level or higher) [Tech-Adept only]
You have judged the renegade Tech-Priest known as the "Savant"
You have seized the ancient prophecy about the Alpha Pariah
Unlock all Skill trees
Complete the Stalwart Servant Heroic Deed (Complete 25 events during missions)
You have survived the first encounter with Fabius Bile
You have discovered the mysterious "Martyr" (Tech-Adept only)
Complete 10 Void Crusade missions
Complete at least one mission from every type on the StarMap
Fuse a socket into a Relic (or better) item
Execute 50 enemies (Assassin and Crusader only)
Destroy 100 Pain Catalysts in City of Suffering (City of Suffering DLC needed)
Reach 1500 Score in City of Suffering (City of Suffering DLC needed)
Complete a Priority Assignment on Impossible difficulty or higher
Complete the Relentless Slaughter Heroic Deed (Kill 5000 enemies with melee skills)
Reach maximum points in a Weekly Glory challenge
Complete the Perils of the Warp Heroic Deed (Create 100 warp anomalies with a Psyker)
Complete the Hero of the Imperium Heroic Deed (Acquire 750 Fate points)
You have killed Kairn Golgarth, the Voidripper warlord
You have destroyed Abraxas, the infamous Chaos Knight
Craft 25 items
You have judged Caius Thorn for his disobedience
Kill 1000 Khorne enemies
Unlock the Agartha Subsector
You have eradicated the Coterie of Dissonance from the Triglav Subsector
Learn all skills from a single Skill tree
You have sabotaged the Drukhari master plan and destroyed all of the Pain Catalysts
Get the Angel of Death bonus 30 times
Kill 1000 Dark Eldar enemies
Equip your first Relic item
You have made a decision regarding the fate of a Psyker in the service of the Drukhari
Get the Killstreak bonus 30 times
Achieve the Massacre bonus for the first time
Complete the Verminslayer Heroic Deed (Kill 2500 Horde type enemies)
Complete the Reaper Heroic Deed (Kill 250 Champion enemies)
Complete the Ranged Avenger Heroic Deed (Kill 5000 enemies with ranged skills)
Complete the Ordance Seeker Heroic Deed (Open 100 supply chests)
Complete the Demolisher Heroic Deed (Blow up 50 explosive containers)
Complete the Perfect Record Heroic Deed (Complete an entire Priority Assignment sequence without dying)
Complete the No Escape Heroic Deed (Kill 50 enemies while they are in cover)
Complete the Grenadier Heroic Deed (Kill 1000 enemies with grenades)
Complete the Uprooting Evil Heroic Deed (Complete 5 Priority Assignments on any difficulty)
Complete the Magos Biologis Heroc Deed (Use booster type inoculator components 250 times)
Complete the No Turning Back Heroic Deed (Reach Inquisitorial Rank 20 with one character)
Complete the Where it Hurts Heroic Deed (Kill 50 Commander enemies)
Complete the Invincible Heroic Deed (Complete 25 missions without dying)
Complete the Cheating Death Heroic Deed (Activate 50 traps)
Complete the Cull the Strong Heroic Deed (Kill 100 elite enemies)
Get the Unbreakable bonus 30 times
Complete a Warzone mission after reaching level 50
Research 10 Tech tree upgrades at Omicron Arkh
You have released Klosterheim
You have killed Lord Antaroz, the Black Legion warlord
You have finished the main campaign of the game
You have found the Rosette of Uther Tiberius
You have commanded an Imperial Knight through enemy lines
You have commanded a Shadowsword tank through enemy lines
You have made your decision regarding the fate of the van Wynter House
You have senteced Klosterheim to death
You have used Uther’s Tarot to find the „Martyr”
You have found Omicron Arkh
You have begun the investigation against the Feral Beasts mercenary group
You have found Metrodora Thelema
You have finished Chapter One and left the "Martyr"
You have left the hangar deck of the „Martyr”
Revive each other 50 times