Here's the teaser site - ohhh let's hope it's on new-gen consoles and it's super-gorgeous and awesome. [update]Endless says the site's a fake - so the site's probably a fake. Let's go with a rumor tag, for now.
...oh I'll be sad if it's a fake.[/update]
[update update] And now Kotaku's sayin' the whole thing smells fishy. I choose hope. [/update update]