Clear all chapters on SURVIVOR Mode.
Get all nanomachines within 1 playthrough in Campaign.
Get 50 multi-kill bonuses in Campaign.
Collect all SECURITY-COM in Campaign.
Continue playing to unlock this secret achievement.
Access all shopping terminals.
Collect 20 SECURITY-COM in Campaign.
Use first-aid kits to revive teammates 10 times.
Fully upgrade one weapon category.
Destroy all enemies with the mobile gun battery.
Destroy the Iron Whale's four engines.
Add each teammate to the party at least once.
Get 50 one-shot bonuses in Campaign.
Get enemies to kill each other 50 times.
Hit the jackpot on a vending machine.
Get 50 smash bonuses in Campaign.
Destroy 100 Assault Shooters in Campaign.
Get 50 headshot bonuses in Campaign.
Get onto the Grand Lancer's head.
Spend 10,000 credits at vending machines.
Upgrade a weapon.
Purchase nanomachines for a teammate.
Earn all other achievements in the game.
Destroy all of the Spider's legs.
Win an online vs. match with any rule set.
Clear a stage in INVASION mode.
Clear all stages in INVASION mode.
Win an Xbox LIVE vs. match with all rule sets.
Clear all Xbox LIVE mode challenges.
Reach Xbox LIVE level 50.