User blog comment:Pawn of Atlas/Important Discussion for Rapture Storyline page/@comment-1500935-20140403184252/@comment-201.141.238.152-20140417150917

So, wait, that means that the Big Daddy we see at Fontaine's and at Suchong's Clinic was the only one who had the projectile drill? That means it's also the same one we see many times while we are in Rapture at the beginning of episode one?