The IGN Cross Device Header consists of a HTML5 header (1×1) with a height of 400px and a width of 100% The cross device header can run on desktop, tablet and on mobile devices. Please see a demo here!
The Reshift full coverage slider is a full page ad, that slowly reveals the content of the website when you scroll down. The ad is served out of a 1×1 tag and can also be closed with a close button. Demo
Yes, that's correct some templates are not available online for diffrent reasons. They are still officially in beta or being re-enginered.