Capture an outpost or guard post.

Use a knife to remove a bullet

CQC Slit an enemy's throat

In the "Destroy the Anti-Air Emplacements" Side Op, rescue and extract all prisoners via chopper

Clear the "Intel Operative Rescue" Side Op without killing a single enemy

Submit Ocelot

Capture any animal alive

Shoot a Kerotan for the first time

Enchant or upgrade a piece of equipment in single-player mode.

Reached level 10.

Unlocked 10 Customization Items.

Secure a mount.