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