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