Full list of all 67 Assassin's Creed Origins achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 53 achievements, and there are 2 DLC packs containing 14 achievements.
Use Dawn & Dusk to make time speed forward 30 times.
Kill 30 enemies by shooting a fire arrow at oil jars.
Complete the last Main Quest.
Complete all locations.
Complete all hermit locations.
Witness raining bugs in the desert.
Complete all 12 Stone Circles.
Complete Main Quest "The Final Weighing".
Defog the whole map.
Kill a poisoned level 35+ enemy with the torch in less than 30 seconds.
Complete Main Quest "The Aftermath".
Defeat the war elephants Qetesh & Resheph.
Reach the "Top of the World" in the Black Desert territory.
Sell 100 trinkets at once.
Headshot kill an enemy with the bow while in the air.
Bring a tamed lion to a crocodile.
Be equipped with only Legendary equipment.
Defeat 8 Ship Captains.
Complete all arena events in the Krokodilopolis Arena.
Complete Side Quest "Seven Farmers".
Kill 3 enemies with one hit.
Complete 15 underwater locations.
Complete Main Quest "The Crocodile's Jaws".
Finish an arena boss with an Overpower Attack.
Kill 10 enemies in a row without being detected.
Tame a lion.
Kill an enemy with the predator bow from more than 60 meters while controlling the arrow.
Complete Main Quest "The Lizard's Face".
Complete Main Quest Dream Sequence.
Feed a predator with a corpse.
Take 1 photo in 5 different territories.
Activate a Master ability.
Complete Main Quest "The Hyena".
Craft 20 items.
Destroy 100 breakable objects.
Win the first Hippodrome tournament.
Destroy an opponent in a Hippodrome race.
Complete Main Quest "Pompeius Magnus".
Complete Main Quest "The Scarab's Lies".
Run away from 3 fights with a hippo.
Defeat a Phylakes.
Swim for 1500m, ride for 40km and run for 10km.
Reach level 20.
Use the eagle for a total of 30 minutes.
Use all types of vehicle at least once.
Complete Main Quest "Aya".
Solve a papyrus mystery.
Complete Side Quest "Lady of Slaughter".
Complete the Prologue.
Complete a tomb.
Complete one tour
Complete all tours in the Daily Life category
Complete tours with at least 5 different characters
Perform a leap of faith from Arsinoe's sundial obelisk between 10 am and noon (The Hidden Ones)
Perform 3 Assassinations from a zipline (The Hidden Ones)
Free 20 Rebels (The Hidden Ones)
Kill an enemy with a headshot while they are being harassed by Senu (The Hidden Ones)
Complete the Walls-of-the-Ruler citadel (The Hidden Ones)
Assasinate Tacito, Ptahmose and Ampelius (The Hidden Ones)
Complete Side DLC Quests "Rise of Shaqilat" and "Shadows of the Scarab" (The Hidden Ones)
Complete Main DLC Quest "The Greater Good" (The Hidden Ones)
Reach level 55 (The Curse of the Pharaohs)
Acquire Eternal Maw for use outside the Afterlifes (The Curse of the Pharaohs)
Complete the 5 Serqet locations (The Curse of the Pharaohs)
Craft an upgrade using Shards of a Star (The Curse of the Pharaohs)
Kill a Mummy by setting it on fire (The Curse of the Pharaohs)