Here is the full list of all 70 Tyranny achievements.
The base game contains 50 achievements, and there is 1 DLC pack containing 20 achievements.
Complete the game without any allies.
Gain Bleden Mark's loyalty and have him turn on Tunon the Adjudicator.
Reach maximum Loyalty with a Companion.
Acquire 10 Artifacts.
Construct an upgrade on every Spire.
Gain control of every Spire.
Issue an Edict from the Mountain Spire, establishing yourself as an Exarch - a potential Archon.
Defeat every Havoc in the game.
Claim Sentinel Stand Keep for yourself.
Acquire 5 Artifacts.
Reach maximum Wrath with a faction.
Destroy the Burning Library
Discover 25 hidden objects.
Send your first Missive.
Construct an upgrade on one of your Spires.
Reach maximum Favor with a faction.
Claim the Magebane Helm after defeating the Havoc inside the Oldwalls by Lethian's Crossing.
Acquire an Artifact.
Recruit every Companion character in the game.
Become a seasoned adjudicator.
Gain control of the Mountain Spire in Vendrien's Well.
Lay claim to Ascension Hall in Kyros' name, ending the Overlord's Edict of Execution.
Have Tarkis Demos executed in Edgering Ruins.
Gain your first Reputation Ability.
Complete the game as an ally of the Scarlet Chorus.
Complete the game as an ally of the Disfavored.
Complete the game after forging an alliance among the rebel factions of the Tiers.
Finish the game on Trial of Iron mode.
Finish the game on the Path of the Damned difficulty setting.
Convince Graven Ashe to submit to your rule, swaying his allegiance from Kyros.
Sacrifice one of your Companions to the Voices of Nerat, taking control of the Archon's Mind - and the Scarlet Chorus.
Emerge victorious from your trial with Tunon the Adjudicator, forcing him to submit to your rule.
Survive the Rite of Savagery and Stone, joining the Stonestalker tribe.
Defeat each of the Archons in a single playthrough of the game.
Complete the game without ever using a Health Potion.
Reach maximum Fear with a Companion.
Successfully use a combo ability with each Companion in the game.
Break all of Kyros' Edicts.
Create a spell from all 11 schools of magic in a single playthrough.
Learn the last talent in any of the player's 6 talent trees.
Spend some time alone in the brothel in Lethian's Crossing.
Distract the Forge-Bound smith in Lethian's Crossing until he loses control of his magic.
Cut the rune from the Sage's chest in the Burning Library.
Keep Cairn alive, suffering from the effects of Kyros' Edict.
Kill Cairn while on the Anarchist Path.
Exploit a legal loophole to keep Amelia's baby alive.
Create a spell with a high Lore requirement.
Convinct an Archon in Tunon's Court.
Kick someone off of your Spire.
Allow Kyros' Day of Swords to arrive without taking Vendrien's Well.
Slay all who would willfully trespass the Oldwalls in the Bastard's Wound.
Complete Barik's Companion Quest
Complete Lantry's Companion Quest
Complete Verse's Companion Quest
Complete all available quests and sidequests in the Bastard's Wound.
Slay a foe with a slab of meat.