Kill 30 enemies with the MP40

Find 20 treasures

Kill 20 enemies with Mk-NDI grenades

Find 10 treasures

Kill 100 enemies with headshots

Complete 20 story missions without switching to a new horse at a hitching post.

Collect 50% of the journals

Kill 3 or more Military Chimera with a single Grenade

Use the Deadeye to kill 20 snipers

Kill 3 enemies simultaneously using a single mutated body

Get a kill with every weapon in your arsenal

Travel 30 km on foot