As reported previously some versions of Giana’s Return suffer from a transparency bug. It’s now fixed for the following systems: Windows, Ubuntu, Caanoo, GP2x, Wiz.
The fixed version for the other systems will come a little bit later.
Update 01.02.2011: Dreamcast version fixed
Update 02.02.2011: Amiga OS4, AROS, MorphOS, NetBSD x86, NetBSD PPC versions are now fixed, too.