Have the character you are controlling reach 0 HP and become a Remain Light.

Raise a weapon's Enhancement Level to its maximum.

Defeat 5 or more enemies at the same time with a single attack.

Reach the story chapter "Fairies in the Sky."

Gather all the memory cards.

Buy all attachments and paint jobs for one weapon.

Survive the two-crested lizard.

Show your jungle hacking chops.

See every unique location visible with the binoculars.

S Rank Special Tournament cleared.

Use your wingsuit to reach the Southern island.

Survive the encounter with Vaas and escape.