Frank Miller seems to be back in the groove of things. Alongside his coming trilogy capper Dark Knight III: The Master Race. Miller is set to co-write and illustrating 16-page minicomic
Writing alongside Brian Azzarello and featuring artwork from numerous artist, the mini comic will exist in the same universe as DKIII
DC Comics as such released a wraparound cover by Miller featuring Superman and Atom. Colours are by Alex Sinclair and inks by Klaus Janson. Check it out:

Dark Knight 3: The Master Race first issue is out November 25th 2015