Yes, he behaves very realistically. And I don't think they need to make a lot of changes to his model, just a few adjustments to make his face a little more delicate. The most important thing they need to improve is the eyes, make them bigger and sharper. I think that would make him such an impressive figure.
[edit] Maybe change his eye color to a deeper and shinier red.
Astarion's already got a following. If they change his appearance people will riot.
"There are three things that are strength incarnate: there is love of life, there is fear of death, and there is family. A family that loves death would have a strong pull indeed." - Tamoko
