Complete all underwater location objectives.
Engrave your first item.
Recruit and assign a Legendary NPC for your ship.
Acquire and equip your first Legendary item.
Equip 1 Legendary melee weapon and 5 Legendary armor pieces.
Become Champion of the Arena.
Reach Level 50.
Acquire a Tier 3 active Ability.
Become the first Mercenary.
Unveil all sub-regions of Greece.
Upgrade the Adrestia to Legendary Status.
Fully crew the Adrestia with Legendary Lieutenants.
Sink your first Epic Ship.
Defeat a Mercenary in the Arena.
Upgrade the Adrestia for the first time.
Equip a Legendary Armor set.
Spend the night with another character.
Cleave a ship in half.
Perform an Overpower Attack with every weapon type.
Kill the Leader of any Region with Low Resources, other than Megaris.
Complete 20 Bounties, War Contracts, or Naval Quests from Message Boards.
Complete 20 Quests on Pephka, Obsidian and Abantis islands.
Raise your Bounty to the maximum level.
Win your first on land conquest battle in any region (excluding Megaris in "Hero's Journey)."
Engrave a Legendary Item with a Legendary Effect.
Complete The Show Must Go On.
Defeat Steropes the Lightning Bringer.
Complete Divine Intervention.
Defeat Arges the Bright One
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
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.
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.
Kill all of the Ancients in the Order of the Storm in Achaia.
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
Kill all the Ancients in the Order of Dominion in Messenia
Kill all Overseers in Elysium.
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.
Close all Tartaros Rifts.
Defeat all of the Fallen.
Collect all the Keeper's Insights in Episode 2.
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.
This game contains additional secret achievements. These currently cannot be retrieved from Stadia.