THE WAIT HAS BEGUN! https://www.youtube.com/watch?v=jWtmrGn_XVc 

Cooldude145 to be honest that's just the 12th Doctors theme with no text...

 It's just clean verson Mew! There will text in the episode!

 Eh kinda thought that but I swear I saw that purple version of a time vortex before...

 It was that series ten thing.

Found out what it was yeah there were two series 10 and series 11 before was

Oh.

 https://www.youtube.com/watch?v=HO-verGQXfY&feature=youtu.be

https://www.youtube.com/watch?v=MgMqgg9pGvE&feature=youtu.be