angle z

So I was re-watching some videos and I came across this . At 1.34 I love the vanish with fire as this is much better than the weird slow opening of your hands. I was just wondering how this was done? You could of course use one of those machines that fit in your hand and 'shoots' fire. I think...

Is Angle Z worth it? Because I'm pretty sure I understand the basics of the method and I can already see hundreds of possibilities for the effect. I know it's an old trick and most of these trick have probably been exhausted but is the trick worth buying? Is there another torn piece to...