Atlus just shared a dynamic theme plus an avatar set on PlayStation 4 and a theme for PlayStation 3 in Japan as part of their ongoing Persona series. Those of you with Japanese PSN accounts can grab them for free.
The top image is a look at the Persona 20th Anniversary Theme on PlayStation 4, and included is also a set of two avatars. You can grab those here.
And the above is a look at the Persona 20th Anniversary theme for PlayStation 3, which is available for free here.
Persona 5 releases in North America and Europe on April 4, 2017 for PlayStation 4 and PlayStation 3.