If you've watched through Middleman yoou really need to pick up the doomsday armageddon apocolypse, especially if you're a fan of whovian concepts ;)

http://vipercomics.com/shop/the-middleman/the-middleman-obligatory-2-pack/

It's the last episode as Javier Grillo-Marxuach envisoned it. Seriously worth it.