This is a progress trophy, the second in its series. If you're looking for its predecessor, find it here:
To obtain this trophy, you must complete all stages of the Heroic Tasks that Hermes provides and awards you for. This does not count the daily/weekly tasks that are on the right side of the board, but the left side. There are thirty-six, divided into two groups of ten and two of eight.
Elimination Tasks* denotes tasks that cannot be retroactively completed.
*Level 1: Kill ten animals (bears, boars, roosters).
*Level 2: Defeat twenty Soldiers of the Dead.
*Level 3: Defeat forty mythical creatures (Gorgons, Minotaurs, Cyclopes, Gryphons, Harpies).
Level 4: Defeat three Lieutenants (boss-like enemies found in Vaults, story missions, or about in the world).
*Level 5: Defeat eighty enemies.
Level 6: Defeat five legendary enemies.
Level 7: Defeat three Wraiths in their lairs.
Level 8: Defeat eight Lieutenants total.
Level 9: Defeat ten legendary enemies.
Level 10: Defeat all four Mythical Monsters (four distinct Mythical creatures, named and as bosses).
Vaults of Tartaros TasksLevel 1: Collect six optional chests from Vaults.
Level 2: Complete six Vaults.
Level 3: Complete two Arena Vaults.
Level 4: Complete three Hard difficulty Vaults (three skull rating when highlighted on the map).
Level 5: Complete all objectives in # regular Vaults.
Level 6: Complete all objectives in # Arena Vaults.
Level 7: Complete all objectives in ten Hard difficulty Vaults.
Level 8: Collect all ten Molten Fragments from Arena Vaults.
Treasure TasksLevel 1: Collect six Ambrosia.
Level 2: Tame a mount.
Level 3: Open seven Normal chests.
Level 4: Open seven Guarded chests.
Level 5: Collect twenty-five Ambrosia.
Level 6: Open ten Normal chests.
Level 7: Open five Night chests.
Level 8: Tame 2 unique mount breeds. (?)
Level 9: Open twenty-five Guarded chests.
Level 10: Collect all ten Midnight Fragments from Night Chests.
Myth Challenge TasksLevel 1: Complete five Myth Challenges (Big Lyre/Small Lyre, Nike's Run, Odysseus's Axes, Constellations, Frescos).
Level 2: Complete three Fresco Challenges (rearranging tiles to make a picture).
Level 3: Complete three Odysseus's Axes Challenges (shooting an arrow through axes to light a pyre at the end).
Level 4: Complete twenty Myth Challenges.
Level 5: Complete four Navigation (read: Nike's Navigation Run) Challenges.
Level 6: Complete eight Lyre Challenges.
Level 7: Complete eleven Constellation Challenges.
Level 8: Complete all eighty Myth Challenges.
If you need any particular help in understanding some of the challenge requirements, I can reply with information as needed. This guide will be updated once I can clarify the requirements of the ones with question marks (?) in them.