YouTube New Type of Annotations?

[ben10club]

I saw this at the end of some MTV videos:


Check it out live here, at the end: youtu.be/JC08SL7r9rs?t=1m30s

Does somebody know how to add this type of annotations (or whatever this is) to videos?

 

[Fourth Wall Games]

It is currently a feature that YouTube is testing, only select channels have it. No ETA on when everyone will have access to it.

 

[TwilightPrinze]

It is currently a feature that YouTube is testing, only select channels have it. No ETA on when everyone will have access to it.

Ohalala now you got me a little excited with this information