Defeat 4 enemies with the same explosion (all explosive items and weapons apply)

Stealth take-down 30 enemies

Perform 20 headshots from the rope

Complete the game in explorer mode

Complete the game in moderate mode

Complete the game in crushing mode

Perfectly parry Rafe in the sword fight without getting slashed or stabbed

Find the Strange Relics

Defeat 1000 enemies

Defeat 50 enemies from-the-hip or blind-firing

Completed Chapter 5 of Episode 8

Completed Chapter 3 of Episode 8

Completed Chapter 1 of Episode 8