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