Full list of all 74 Age of Wonders III achievements.
The base game contains 45 achievements, and there are 2 DLC packs containing 29 achievements.
Have 50 casting points on your leader
Promote a unit to gold
Form an alliance
Win a siege battle
Found an outpost
Clear an exploration site
Embark a unit
Acquire a dwelling
Win a tactical battle
Complete a quest
Raze or plunder a town
Win any level with the Warlord leader class
Win any level with the Sorcerer leader class
Win any level with the Rogue leader class
Win any level with the Dreadnought leader class
Win any level with the Archdruid leader class
Win any level with the Theocrat leader class
Create a custom leader
Acquire an independent town through diplomacy
Recruit 3 heroes in a single game
Fill all equipment slots on a single leader or hero
Create an item in the item forge
Hatch an egg
Produce all city-upgrades in a single city
Research all skills in a single game
Get a pure good alignment
Win the campaign for the Commonwealth
Win the campaign for the Elven Court
Win as Commonwealth defector
Win as Elven Court defector
Win a random scenario
Start an online game
Win an online game
Win 10 online games
Win 30 online games
Get a pure evil alignment
Force the AI to surrender to you
Play a user created map
Freeze an enemy unit
Kill a frozen enemy
Participate in a PBEM game
Win a PBEM game
Max out the race governance for three races in a single game
Liberate an oppressed enemy city via a betrayal event
Win the campaign for the Golden Realm
Build a city specialization upgrade
Win any level by claiming a seal victory
Complete an empire quest
Maximize a unit's luck
Use throw filth on an enemy
Befriend an elephant
Obtain a Naga dwelling
Recruit a Necromancer hero
Summon an Arch Angel
Max out the race governance for one race in a single game
Win the Eternal Lords campaign for the Undead
Win the Eternal Lords Campaign for the Shadowborn
Win the Eternal Lords Campaign for the Frostlings
Win any level with the Necromancer leader class
Kill a leader with Invoke Death
Research Harbingers of Death
Animate a ruined town
Summon a Dread Reaper
Win any level with a Frostling leader
Win any level with a Tigran leader
Have six Tigran cities in a single game
Summon a Fallen Angel
Win any level with a Shadowborn leader
Win any level with a Keeper of Peace leader
Summon a Chthonic Guardian
Win any level with a Grey Guard leader
Obtain a Reef Colony
Win a unifier victory