There was a really great moment toward the end of The Lion, The Witch, and The Wardrobe: Prince Caspian. I was when the bad guys saw Lucy standing alone on the other side of the bridge, dagger in hand. There was a moment where the new head baddie (what was his name again?) was stunned, then confused. Then he realized that this was all too good to be true and that something very bad was about to happen.
Then Aslan appeared, and you could see that the army was hesitant to cross. They didn't dare presume that they could simply tackle this beast, despite their numbers and armor. The Narnian army was right behind them though, so after some hemming and hawing, forward they went...