Destroyed 6 enemy tanks before reaching the fort in Thunder Run

Found the nuke

Protected Chaffin from the soldiers in the street in Operation Swordbreaker

Use the Airjack FIFTY times

Kill an enemy vehicle using the Aimed Shot

Achieve ANY rank on ONE Taxi side mission

Perform an Airjack Successfully

Complete the Mission - Frantic.

Destroy any Helghast APC during battle

Kill Radec at Visari Palace within 20 minutes

Complete Maelstra Barrens on any difficulty level

Kill 500 Helghast Soldiers

Electrocute 3 Helghast with a single burst from the VC5 Electricity Gun