Play as Captain America the First Avenger. Stop the Red Skull! Sentinel of Liberty features stunning HD graphics! Play as the Super Soldier Captain America in this epic action game. As WW2 rages, Red Skull is leading HYDRA as they build super weapons that will turn the tide of the war. To make matters worse, Falsworth, Dum Dum Dugan and Bucky have been captured. Go behind enemy lines to rescue them and put an end to the sinister plot. Use your unbreakable shield to battle, block, and maneuver your way on what seems like a suicide mission.