Gaining over 3000XP
Complete a chapter with all the kills done by Lea
Complete a chapter on Hard wihtout using Cloaking
Completed a chapter without loading a saved game
Kill all enemies in a chapter while the time is slowed down
Find and collect all intellisnippets in the game
Complete a chapter using only headshot kills
Complete a chapter without allowing your health bar to go below 50%
Complete a chapter without being hit by the enemy
Kill all enemies in a chapter while sliding
Hunt more than 150 wild animals in a chapter
Kill more than 100 enemies or animals within a single chapter using a headshot from more than 100m distance
Kill more than 100 enemies with explosives in a chapter (hi explosive rounds, barrels, Lea blasts)
You have maxed out all the upgrades of the character
Kill all enemies in a chapter in Time mode
Complete a chapter without picking up medkits
Complete a chapter on Hard without picking up energy from the energy fields