Last night the internet and DC fan boys got a treat with a new Suicide Squad trailer. Not only does this feauture many scenes not yet shown, it also shows The Dark Night himself, Batman in the trailer. Batman is seen what seems to be him saving Harley Quinn, using the Batmobile, and jumping into water. See the video and pictures below!
Suicide Squad Trailer April 10th 2016
This trailer, specially combined with the previous ones, speaks volumes of what we can expect from the Suicide Squad movie, but here are some images of Batman from the trailer:
Here Batman is seen with a mouthpiece, most likely to help him breathe under water. 
“Batman Seen in New Suicide Squad Trailer”