Re: "Merging of Brands"?
The OP made me facepalm.
And no, it's not Thanos, because Thanos will be in Guardians of the Galaxy while the role Vin was in discussions with Marvel about was for phase 3 and a new IP in 2016. As for the Spider-Man thing, not even worth bringing up the 57638465769 reasons why it's obviously not happening that everyone should understand by now and accept.
2014 - Captain America: The Winter Soldier | The Amazing Spider-Man 2 | X-Men: Days of Future Past | Guardians of the Galaxy
2015 - The Avengers: Age of Ultron | The Fantastic Four | Ant-Man
2016 - Batman vs. Superman | X-Men: Apocalypse | The Amazing Spider-Man 3
TV - Arrow | The Flash | Gotham | Constantine | The Avenger | Hourman | iZOMBIE
TV - Agents of S.H.I.E.L.D. | Agent Carter | Daredevil | Luke Cage | Iron Fist | Jessica Jones | The Defenders