Kill 10 enemies using hacked sentry guns

Save a Nanosuit module package

Complete Post-Human

Post-Human: Take out an attack helicopter using the Predator Bow

Keep all marines alive during the rescue in Semper Fi or Die

Kill 10 enemies by throwing an object at them

Finish the single player campaign on any difficulty

Find all New York Souvenirs

Break the speed limit in front of 10 speed cameras

Re-route the power in Eye of the Storm without being detected

Throw an alien down the sinkhole in Dark Heart

Defend Central Station

Complete 12 levels on Veteran difficulty