Complete chapter 6 of episode 3.
Complete chapter 5 of episode 3.
Complete chapter 4 of episode 3.
Complete chapter 3 of episode 3.
Complete chapter 2 of episode 3.
Complete chapter 1 of episode 3.
Complete chapter 1 of episode 4.
Killed 25 enemies by ramming them with any vehicle
Earned level 10
Drive the Porsche 911 Speedster for 20 miles (32.1 kilometres)
Achieve Face Level 5.
Achieve Face Level 2.
Continue playing to unlock this secret achievement.
Achieve 1 Gold Stat Award.
Perform 5 unique environmental kills.
Team survived 10 Horde waves
Played a match on all of the Dark Corners Map Pack maps
Won a match on all of the Dark Corners Map Pack maps
Killed 5 Rakk in under 10 seconds
Killed 15 enemies with the Soldier's action skill
Score a x15 multiplier in a Story level.
Killed an enemy plumber-style
Kill four Taken with a single shot from the flaregun.
Defeat 100 Taken with the revolver.
Survive the bulldozer attack.
Kill four Taken with a single flashbang.
Enjoy the sounds and sights of Elderwood National Park.
Complete Episode 3: "Long Road Ahead"
Complete chapter 7 of episode 3.
Completed the third mission of the Campaign.
Won a Wingman match on each of the Flashback Map Pack maps
Complete Episode 2: "Starved For Help"
Complete chapter 7 of episode 2.
Complete chapter 6 of episode 2.
Complete chapter 5 of episode 2.
Complete chapter 4 of episode 2.
Complete chapter 3 of episode 2.
Complete chapter 2 of episode 2.
Complete chapter 1 of episode 2.
The Bear - Complete the Bear Trial successfully
Nathaniel - Shoot Nathaniel
Lexington Station - Find the correct locker on first try
Paparazzi - Leave home without being spotted by the journalists