Hey folks, Harry here... This is a teaser treat... something James Gunn cooked up that is:
To make it clear: the sneak peek just released is NOT a teaser-for-the-trailer; it’s a totally separate piece from the eventual trailer(s). - James Gunn
So - there's apparently a trailer that's coming, most likely attached to DOCTOR STRANGE... but the team was just so damn excited they put something special together for all of us to bide us over till the big trailer drop! So cool!
Oh man... more... now...
Oh - and here's the poster