Collect all of the Phoenix Feathers

Treat the Martyr of Hecatonchires poorly

Defeat Pollux

Breathe the toxic gases within the Oracle's Temple

Ride the snake back to the Tower of Delphi

Finish the single player campaign on any difficulty

Single Player: Kill 20 enemies with the Microwave cannon

Complete the evacuation at Times Square

Defend Central Station

Scan all of Richard Morgan's books in the NY public library

Assist the Marines in Madison Square

Infiltrate the CELL facility at Wall Street

Assimilate alien tissue at the crash site