The Ambitious Card, a classic effect, one that has inspired a million variations, and a pure example of JAZZ magic. It’s an effect I always used in walk around and to close my award winning Magic Castle Close Up.
SEE BOTTOM OF THIS DESCRIPTION FOR CORRECT CREDITING OF TILT

PART TWO: AMBITIOUS CARD -THE ROUTINE
I take you backstage, for an incredibly detailed, in-depth teach-in on the basic routine. Easily navigated with titles for each move, learn this first and then you’ll be free to jazz the routine. I even teach cool variations on the TOP CHANGE and TILT moves. It’s all here, well almost…

Credits on The Tilt.

Universally acknowledged that Dai Vernon creates the ‘depth illusion’ concept but it remained unpublished and had no known applications.

Ed Marlo discovered the Tilt idea independently while experimenting with card insertions. Marlo credits Vernon as Vernon made his depth illusion known first, BUT Marlo should be credited with popularizing the move, not only due to the many fabulous applications (as found in his book TILT) but for giving the move its catchy name.

The Tilt insertion finesse mentioned is generally credited to Howie Schwarzman.