Spawn 10 Sidekicks in Multiplayer

Complete the game in light mode

Perform 10 combo buddy takedowns

Defeat 50 enemies with headshots

Find a Journal Note

Stealth take-down 30 enemies

Stealth take-down 5 enemies

Hit all targets in the attic with the toy gun

Finish the Game on Easy Without Changing the Difficulty

Kill 100 Enemies with Headshots

Kill 30 Enemies with the Mk-NDI

Kill 20 Enemies with Gunfire While Hanging

Defeat 20 Enemies by Blind-Firing While in Cover (without aiming)