The best defense is a good offense. Indirect apologetics through art is one of the best ways to show a truth when someone is highly biased. The following articles have to do with art and truth. I think anyone interested in art would find these articles useful.
This blog entry talks about the “uncanny valley” and how things that are close, but not close enough, to looking human cause a repulsive reaction. It gives examples through an altered Madonna photo and the movie Polor Express. I thing this idea can be used affectively to represent evil and Satan in art.
This article asks the question, why is symmetry so satisfying in art. It touches on how modern architecture tries to buck this phonomena but without much success.
This article discusses the tension that can arise between truth and facts in art. I don't know if I agree with everything said on this one but it is interesting.