Complete Chapter 3 in Jake's campaign.
Complete Chapter 2 in Jake's campaign.
Defeat 500 J'avo.
Complete Chapter 1 in Jake's campaign.
Use a stealth attack to take down five enemies.
Complete Chapter 5 in Chris' campaign.
Complete Chapter 4 in Chris' campaign.
Complete Chapter 3 in Chris' campaign.
Complete Chapter 2 in Chris' campaign.
Complete Chapter 1 in Chris' campaign.
Complete Chapter 5 in Leon's campaign.
Defeat 500 zombies.
Complete Chapter 4 in Leon's campaign.
Help or rescue your partner ten times.
Complete Chapter 3 in Leon's campaign.
Complete Chapter 2 in Leon's campaign.
Purchase one skill.
Complete Chapter 1 in Leon's campaign.
Complete the tutorial.
Complete Chapter 4 in Jake's campaign.
Complete Chapter 5 in Jake's campaign.
Complete the entire game on Amateur.
Complete the entire game on Normal.
Complete the entire game on Veteran.
Complete the entire game on Professional.
Customize your dog tags.
Earn 10 different titles.
Max out all the skills that allow you to level up.
Perform a coup de grâce on ten enemies.
Counter an enemy's attack three times in row.
Defeat an enemy while dying, then recover without any help.
Use all the weapons in the game and kill ten enemies with each of them.
Knock ten enemies off a high place.
Earn a level-four title.
Collect 3 figures.
Defeat 20 enemies with the Hydra using a quick shot.
Take down an enemy from 50 meters away with a headshot using the thermal scope.
Defeat ten enemies with a stun rod charge attack.
Defeat 100 enemies that have come out of a chrysalid.
Kill the bad guy, save the girl.
Let's see those piloting skills!
Helicopters sure do pack a lot of punch, but there's nothing like getting up close and personal.
Earn 150 different medals.
Collect all the serpent emblems.
Send 2,000 enemies to your opponent's map.
Defeat your opponent and achieve victory in 3 stages.
Achieve a 30-combo chain.
Defeat your opponent 10 times with enemies you sent.
Win while in the dying state.
Win five times in a row.
Defeat 100 agents.
Survive to the end only using physical attacks.
Return to the game as a human character.
Win without any members of your team being killed.
Defeat Ustanak 20 times.
Defeat Ustanak without anyone on your team being captured.
Eliminate all players as Ustanak in less than a minute.
As Ustanak, capture a total of 50 humans.
Defeat Ustanak with only one Agent remaining.
Defeat 100 player-controlled agents and 100 player-controlled creatures.
Defeat the BSAA 100 times.
Defeat the BSAA as a creature without dying once.
Win 10 times.
Protect the BSAA without any of them getting hurt.
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