had to poke them from several sides as busy as they are, but here you can see what you get, based on your donation:
$25-$39: Digital copy of Original Sin
$40-$49: Digital copy of Original Sin + Signed poster
$50-$69: Digital copy of Original Sin + Original Sin T-shirt
$70-$99: Digital copy of Original Sin + Original Sin T-Shirt + Signed poster
$100-$124: Physical version: Original Sin physical copy + printed manual +
soundtrack CD + Artbook + Cloth Map
$125-$139: Physical version + Digital copy of Original Sin
$140-$149: Physical version + Digital copy of Original Sin + Signed poster
$150-$169: Physical version + Digital copy of Original Sin + Original Sin
T-shirt
$170 and more: Physical version + Digital copy of Original Sin + Original
Sin T-Shirt + Signed poster
I didn't ask, but I'm sure the Codex gets the same deal.