This is… huh.

The video is nearly 2 years old, but the “EagleRay” started getting some press within the past few weeks.

What Do You Get When You Cross an Airplane With a Submarine?

It seems to be officially aimed at purposes such as wildlife studies. But it seems to me that it could serve a more… energetic purpose, especially if it had some way to lurk for days or weeks then spring into action at a moments notice.