The 300 frames-long tornado sequence has a faster motion and also comes with ground swirl. It has a large field (X: 28,7m Y: 28,7m Z: 28,7m) and can be scaled up and down.
$18
The 600 frames-long tornado sequence has a slower motion and and also comes with ground swirl. It has a large field (X: 28,7m Y: 28,7m Z: 28,7m) and can be scaled up and down.
$18
The 900 frames-long Tornado sequence has a faster motion and a seamless transition. That means, you are be able to make the VDB sequence as long as you want. It has a large field (X: 28,7m Y: 28,7m Z: 28,7m) and can be scaled up and down.