The best thing about these dark Paphiopedilum hybrids is the way they evoke the xenomorph queen from the Alien movies. This is probably not what everybody gets out of looking at paphs, I suppose, but I like it.
Paphiopedilum Voodoo Kitty = Paphiopedilum Alma Gevaert x Paphiopedilum Voodoo Magic (Ref.)
(And speaking of Alien: is it worth checking Prometheus out of the library? The reviews for it were kind of all over the place.)