DarthSergo

Going For Gold Complete the Olympic questline.

The Argonauts Fully crew the Adrestia with Legendary Lieutenants.

Vaporize Unlock demolition perk 6

Legend in the Making Complete Episode 7.

Taking Back Athens Complete Episode 8.

Rope-A-Dope-A-Dope String up one henchman and drop him to surprise a second (any play mode)

Blood Sport Defeat a Mercenary in the Arena.

Odyssey's End Complete Episode 9 + Epilogue.

LKW battery + Unlock assault perk 7

Birthright Discover Atlantis and speak with Pythagoras.

Demigod Reach Level 50.

Explosive Surprise Kill 5 enemies with sabotaged vehicles (Campaign only).

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

Riddle Me This Outwit the Sphinx.

Secrets revealed I Solve the first Enigma code

ARCADE Enthusiast Successfully complete 10 featured Arcade maps in Solo or Co-op (Arcade only).

I Have the Power Perform an Overpower Attack with every weapon type.

Are You Not Entertained? Become Champion of the Arena.

A-maze-ing Victory! Defeat the Minotaur.

Top of the Food Chain Become the first Mercenary.

Eye on the Prize Defeat the Cyclops.

Death From Above Drop a bomb from a plane and destroy or disable 4 vehicles at once (Campaign only).

Ace Killer Destroy 10 planes while driving any aerial vehicle (Campaign only).

Conundrum Cracker Solve 55% of Riddler challenges

Bullseye Unlock demolition perk 4

In Perseus's Image Defeat Medusa.

Master of the Hunt Complete the Daughters of Artemis questline.

Catch! Catch a Batarang (any play mode)

Been There, Done That Complete all Hunting & Fishing Challenges (Campaign only).

Everybody Benefits Complete Markos's questline.

Secrets revealed II Solve the second Enigma code

The lives of others Collect all letters

ARCADE Hunter Kill 100 enemies in Arcade Multiplayer maps (Arcade only).

Secrets revealed III Solve the third Enigma code

Sentinel Unlock demolition perk 7

Heart of gold Collect all gold items

Secrets revealed IV Solve the fourth Enigma code

Rocket magazine + Unlock demolition perk 5

Lord of the Seas Upgrade the Adrestia to Legendary Status.

The Cult Unmasked Defeat all the Cultists of Kosmos.

Island Hopper Complete 20 Quests on Pephka, Obsidian and Abantis islands.

Legacy Restored Upgrade your Spear to Tier 6.

Trust Me, I'm a Doctor Complete the Hippokrates questline.

A Pirate's Life for Me Complete Xenia's questline.

Bigger Bang Complete story mode on Normal difficulty

Backpacker Collect all Backpacks

Sightseeing Photograph all Landmarks on the Map

Hope County Master Angler Acquire all 4 Fishing Rods (Campaign only).

Cat Prints Track down Black Cat

All the King's Men Take down each Fisk Hideout