"Duodecim Prologus" is a trademark filed by Square Enix, first spotted in Europe (qjnet/psp/what-is-dissidia-duodecim-prologus.html), then a week later in the US (qjnet/psp/square-enix-trademarked-dissidia-duodecim-prologus-in-the-us-as-well.html). We're still not sure as to what Prologus will be for, but now,

More...