Full list of all 93 Assassin's Creed Odyssey achievements worth 1,850 gamerscore.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 19 DLC packs containing 43 achievements worth 850 Gamerscore.
Upgrade your Spear to Tier 6.
Defeat all the Cultists of Kosmos.
Fully crew the Adrestia with Legendary Lieutenants.
Recruit and assign a Legendary NPC for your ship.
Complete Episode 9 + Epilogue.
Complete Episode 8.
Reach Level 50.
Defeat Medusa.
Defeat a Mercenary in the Arena.
Become the first Mercenary.
Complete Episode 7.
Win your first on land conquest battle in any region (excluding Megaris in Hero's Journey).
Complete the Olympic questline.
Defeat the Cyclops.
Acquire a Tier 3 active Ability.
Defeat the Minotaur.
Outwit the Sphinx.
Discover Atlantis and speak with Pythagoras.
Equip a Legendary Armor set.
Defeat a full cluster of Cultists of Kosmos.
Complete Episode 6.
Complete Episode 5.
Complete Episode 4.
Equip 1 Legendary melee weapon and 5 Legendary armor pieces.
Sink your first Epic Ship.
Raise your Bounty to the maximum level.
Complete Episode 3.
Spend the night with another character.
Kill the Leader of any Region with Low Resources, other than Megaris.
Engrave your first item.
Complete Episode 2.
Upgrade the Adrestia for the first time.
Acquire and equip your first Legendary item.
Cleave a ship in half.
Complete Episode 1.
Complete the Battle of 300.
Complete all underwater location objectives.
Become Champion of the Arena.
Recover the Cyclops's eye from a goat on Kephallonia.
Unveil all sub-regions of Greece.
Upgrade the Adrestia to Legendary Status.
Complete the Daughters of Artemis questline.
Complete Markos's questline.
Complete the Hippokrates questline.
Complete Xenia's questline.
Perform an Overpower Attack with every weapon type.
Complete 20 Bounties, War Contracts, or Naval Quests from Message Boards.
Complete 20 Quests on Pephka, Obsidian and Abantis islands.
Cleave a ship while having an all-women crew.
Engrave a Legendary Item with a Legendary Effect.
Complete The Show Must Go On.
Complete Divine Intervention.
Complete The Image of Faith.
Complete The Daughters of Lalaia.
Complete A Poet's Legacy.
Complete A Brother's Seduction
Complete A Friend Worth Dying For
Complete The Heir of Memories
Complete One Really, Really Bad Day
Complete Every Story Has an Ending
Complete Old Flames Burn Brighter
Defeat Steropes the Lightning Bringer.
Defeat Arges the Bright One
Kill the Makedonian lion.
Kill 10 enemies using the Death Veil ability.
Discover the truth about Darius's past.
Land a Rush Assassinate that chains 4 times with the Pride of the Lion.
Kill all of the Ancients in the Order of the Hunters in Makedonia.
Kill 10 enemies using the Rapid Fire ability.
Set 10 enemy ships on fire.
Heal by parrying 10 times with the Judgment of the Lion.
Continue the bloodline.
Kill all of the Ancients in the Order of the Storm in Achaia.
Kill 10 enemies using the Fury of the Bloodline Ability.
Secure your bloodline
Heal by getting 10 headshot kills while you have the Golden Harbinger equipped.
Acquire the Sword of Kings
Kill all the Ancients in the Order of Dominion in Messenia
Kill all Overseers in Elysium.
Remember who you are.
Destroy all of the Marble Maiden Tributes.
Collect all the Keeper's Insights in Episode 1.
Win the conquest of Elysium with freed humans from the 3 main regions.
Defeat Cerberos.
Close all Tartaros Rifts.
Defeat all of the Fallen.
Collect all the Keeper's Insights in Episode 2.
Dethrone the king.
Kill 10 Isu Soldiers with the Blessing of Kronos enhancement.
Completely fill the Knowledge Sequence.
Forge the 3 Legendary Weapons.
Collect all the Keeper's Insights in Episode 3.
Defeat the Hekatonchires.