Hunt and kill 10 enemies while Perception is active

Complete 5 Challenges

Retrieve Manko's Necklace

Learn of 5 interesting locations from civilians

Fully upgrade a weapon

Perform a Stealth Takedown on 25 enemies

Enter the Temple of Life's inner chamber

Buy an item from a merchant

Get rid of the pillagers outside of Kuwaq Yaku

Tell the others what you think.

That's what axes are for!

Successfully engage in co-op mode with yourself.

Decipher a Monolith