HELOS_1

Blood Sport Defeat a Mercenary in the Arena.

Was That Really Necessary? Kill any animal with an explosive

Birthright Discover Atlantis and speak with Pythagoras.

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

Secrets revealed I Solve the first Enigma code

Memories of Eregion Activate all Forge Towers.

Demigod Reach Level 50.

Maxed Out! Completely upgrade all weapons

Riddle Me This Outwit the Sphinx.

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

Just Like Starting Over Complete memory sequence 12.

Amateur Chemist Baba Yaga: Craft the Antidote

It's All Good Complete present day mission 5.

Saw That One Coming... Complete memory sequence 13.

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

Are You Not Entertained? Become Champion of the Arena.

Reinforcement Denied Kill at least 3 rappelling enemies in a single rope.

A-maze-ing Victory! Defeat the Minotaur.

Eye on the Prize Defeat the Cyclops.

You Know the Germans Make Good Stuff... Collect all Uber Chests

Top of the Food Chain Become the first Mercenary.

All Control Towers disabled Disabled all Control Towers by overriding or destroying them.

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

Bullseye Unlock demolition perk 4

Eye Candy Collect all of the Gorgon Eyes

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

Piggyback Ride Carry Cpt. MacMillan to safety.

Horn of Plenty Collect all of the Minotaur Horns

Zipper Perform a manual zip line transfer

In Perseus's Image Defeat Medusa.

Secrets revealed II Solve the second Enigma code

Apprentice Builder Complete your first structure (signs, ladders, and climbing anchors also count.)

Fearless Defeat a Deathless Swordsman using only melee attacks and a finisher

The lives of others Collect all letters

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

Master of the Hunt Complete the Daughters of Artemis questline.

Get Over Here! Rope pull 5 enemies off edges.

Secrets revealed III Solve the third Enigma code

Heart of gold Collect all gold items

Everybody Benefits Complete Markos's questline.

Sentinel Unlock demolition perk 7

Secrets revealed IV Solve the fourth Enigma code

Lost and Found Collect 5 Backpacks

Entrapment Catch a player in a snare trap in multiplayer.

Rocket magazine + Unlock demolition perk 5

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

Eye Sore Collect 20 Cyclops Eyes

Fully Improved Weapons Acquired the improved versions of three weapons from Varga.

Desperate Measures Corner Zakhaev's Son.

Sharp Suiter Buy your first luxury suit.