46. Good Neighbor
Description: Complete 15 “Help Wenja” quests.
All of the “Help Wenja” quests can be found marked by black hands with orange circles on the map. These quests can be finding lost wenja missions, saving captives or escorts.
Description: Discover 15 hidden locations.
Mapmaker will most likely come naturally as you play as you jut need to explore and discover new locations. Actually, they are marked with question marks on the map so just head to them and find away inside, or a reference point.
48. Crush Your Enemies
Description: Complete 10 “Tribal Clash” quest.
All of the Tribal Clash quests can be found on the map marked by black skulls with orange circles. These quests consist of either burning villages to the round or simply killing certain leaders.
49. Master Tracker
Description: Complete 5 “Beast Kill” quests.
All of the Beast Kill quests can be found on the map marked with black claw/paw marks with orange circles. These quests consist of killing specific animals.
50. Mark 4 Wenja
Description: Discover the future past.
This is a great easter egg referencing Far Cry 3: Blood Dragon. Follow the video guide below in order to get this achievement.