Complete 20 Quests on Pephka, Obsidian and Abantis islands.

Recover the Cyclops's eye from a goat on Kephallonia.

Defeat the Minotaur.

Defeat the Cyclops.

Defeat Medusa.

Perform an Overpower Attack with every weapon type.

Complete Episode 8.

Defeat a full cluster of Cultists of Kosmos.

Outwit the Sphinx.

Defeat a Mercenary in the Arena.

Equip a Legendary Armor set.

Complete 20 Bounties, War Contracts, or Naval Quests from Message Boards.

Acquire a Tier 3 active Ability.