There are way too many instances of foreshadowing and little hints of the twists to list. Well for me to do it now anyway. All of them make a second playthrough so much more fun. Really listing them kinda ruins it. From all the voxophones to the smallest line from Booker or an NPC youll go crazy with "ah ha" moments.
To spoil one of my favorites is when booker jokes that he should get into the prophet business. Oh Book. --- GT-Flip Munk PSN-Flip-Munk Favorites- (1)God of War Series (2)BioShock (3)The Warriors (4) Red Dead Redemption (5)TMNT TiT (6)GTA III