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