Lucifer is one of the strongest of the archangels but he was defeated by his brother many times meaning that michael is actually stronger then Lucifer. Lucifer also fell becaise of the creation of man. Lucifer seen that he was the brightest of the three main archangels demanded that he be god. But god had him casted down and locked away. So Lucifer started his rampage to prove to god that his creations where flawed and there for he became the evil serpent of the human world the lier and tempation that hides in our heads. Lucifer represents pride the sin which is often the downfall of many people.