Completed ten multi-player battles.

Killed 10 enemies with a Medic assisting me, where neither of us died (Heavy Achievement).

Survived the Parish campaign.

Completed Corinth River.

Killed 20 enemies by shooting from the hip, as well as 50 enemies with the 92FS and Moss-12, and 30 enemies with the MP-40.

Found the final clue unraveling the mystery.

Retired having survived 4/4 Expert Campaigns. Survived 54 Finals (18.06%) and killed 37,092 Infected in total.

Liberated Eos Sector - Mars is liberated!

Made it from one end of the lake to the other in hyperspeed. Reached, Level 20, explored 18% of the Map and obtained 10% of Items.

Achieved a rating of Gold or better in all Events, and acquired all upgrades available.

Answer all questions correctly in the BOY Quiz. Found the Space Squirrel, stretche BOY to a length of 100m and met up with Bye-Bye BOY.

Completed "Galaxy News Radio"

Completed all levels in The Metropolis.