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