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.
Engrave a Legendary Item with a Legendary Effect.
Complete Xenia's questline.
Complete the Hippokrates questline.
Complete Markos's questline.
Complete 20 Quests on Pephka, Obsidian and Abantis islands.
Complete all underwater location objectives.
Unveil all sub-regions of Greece.
Upgrade your Spear to Tier 6.
Defeat all the Cultists of Kosmos.
Upgrade the Adrestia to Legendary Status.
Reach Level 50.
Complete Episode 9 + Epilogue.
Complete Episode 8.
Become Champion of the Arena.
Defeat Medusa.
Become the first Mercenary.
Defeat the Cyclops.
Complete Episode 7.
Complete the Olympic questline.
Complete 20 Bounties, War Contracts, or Naval Quests from Message Boards.
Defeat the Minotaur.
Perform an Overpower Attack with every weapon type.
Outwit the Sphinx.
Engrave your first item.
Discover Atlantis and speak with Pythagoras.
Complete the Daughters of Artemis questline.
Raise your Bounty to the maximum level.
Complete Episode 6.
Complete Episode 5.
Defeat a Mercenary in the Arena.
Fully crew the Adrestia with Legendary Lieutenants.
Acquire a Tier 3 active Ability.
Equip 1 Legendary melee weapon and 5 Legendary armor pieces.
Equip a Legendary Armor set.
Defeat a full cluster of Cultists of Kosmos.
Complete Episode 4.
Cleave a ship while having an all-women crew.
Win your first on land conquest battle in any region (excluding Megaris in Hero's Journey).
Kill the Leader of any Region with Low Resources, other than Megaris.
Sink your first Epic Ship.
Recover the Cyclops's eye from a goat on Kephallonia.
Complete Episode 3.
Spend the night with another character.
Upgrade the Adrestia for the first time.
Acquire and equip your first Legendary item.
Complete Episode 2.
Recruit and assign a Legendary NPC for your ship.
Cleave a ship in half.
Complete Episode 1.
Complete the Battle of 300.
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 all of the Ancients in the Order of the Hunters in Makedonia.
Kill the Makedonian lion.
Discover the truth about Darius's past.
Land a Rush Assassinate that chains 4 times with the Pride of the Lion.
Kill 10 enemies using the Death Veil ability.
Kill 10 enemies using the Rapid Fire ability.
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.
Set 10 enemy ships on fire.
Acquire the Sword of Kings
Kill all the Ancients in the Order of Dominion in Messenia
Secure your bloodline
Heal by getting 10 headshot kills while you have the Golden Harbinger equipped.
Kill 10 enemies using the Fury of the Bloodline Ability.
Win the conquest of Elysium with freed humans from the 3 main regions.
Destroy all of the Marble Maiden Tributes.
Remember who you are.
Kill all Overseers in Elysium.
Collect all the Keeper's Insights in Episode 1.
Dethrone the king.
Defeat all of the Fallen.
Close all Tartaros Rifts.
Collect all the Keeper's Insights in Episode 2.
Defeat Cerberos.
Defeat the Hekatonchires.
Forge the 3 Legendary Weapons.
Completely fill the Knowledge Sequence.
Collect all the Keeper's Insights in Episode 3.
Kill 10 Isu Soldiers with the Blessing of Kronos enhancement.