http://bugs.winehq.org/show_bug.cgi?id=35164
--- Comment #4 from Austin English austinenglish@gmail.com --- (In reply to comment #3)
Installing lib32-libxml2 fixed the problem. Thanks!
It seems a lot of wine's lib* dependencies are optional on Arch Linux: https://www.archlinux.org/packages/multilib/x86_64/wine/
You should file a bug with Arch about that. At least gnutls, libxml2, libjpeg-turbo and libpng are usually needed.