Full list of all 44 Age of Empires: Definitive Edition achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Destroy 200 temples
Complete the Enemies of Rome campaign
Build 500 heavy catapults
Convert 1000 units
Complete the Ave Caesar campaign
Complete the Voices of Babylon campaign
Create 1000 Choson Legions
Won a game by building and holding a wonder
Complete the Rise of Rome campaign
Collected 50,000 stone
Train 500 Horse Archers
Complete the First Punic War campaign
Killed a Medusa
Train 400 Assyrian Chariot Archers
Train 256 Macedonian Hoplites
Build 789 Shang wall segments
Convert 20 units with Egyptian Priests
Complete the Yamato Empire of the Rising Sun campaign
Train 100 Egyptian Scythe Chariots
Won a ranked Elo game.
Complete the Imperium Romana campaign
Train 100 Minoan Composite Bowman
Complete the Reign of the Hittites campaign
Defeated 20 heroes
Won a game by holding all the artifacts
Train 400 Axemen
Defeat a Lion (Alpha)
Build 50 Babylonian Towers
Explore all areas of a single map
Hunt 250 animals
Complete the Glory of Greece campaign
Won a game by holding ruins
Convert an enemy Priest
Build 500 houses
Win a random map game without training any cavalry
Researched every technology available in a single game
Advanced first to every age
Complete the Ascent of Egypt learning campaign
Collected 50,000 gold
Win a random map without training any archery units
Train 21 Centurions
Collected 50,000 wood
Defeat 1000 enemy units
Collected 50,000 food