Bump into 3 people while rolling on the ground before getting up

Qualify from a round without falling over even once

Knock someone over

Fully mod a weapon.

Recruit the Monteros

Take out 10 Special Forces soldiers

Take out 10 soldiers with active Heat

Select Dani's look (Solo Campaign only)

Defeat 100 enemies in a row without dying in combat

Find a Journal Entry

Find a Treasure

Become a mercenary.