Like several others they have a promotion, simply use the hashtag #TerminatorUnlock and the studio will release promo material for our viewing pleasure and eventually a new trailer.
apparently after the amount of hashtag was sufficient for Paramount Pictures to give us a new look at Arnold in his Terminator finery.
Lets keep hashtagging to bring out more content. #TerminatorUnlock
Terminator: Genisys is the first in a new Terminator Trilogy, so forget everything you knew. Like the original, John Connor is the leader of the resistance against the machine in 2029. When he learns about a plot to send a terminator back to kill his mother he send back Kyle Reese to protect her and is the end of the terminator story we knew. From there, things go differently.