Phew! Had to have a break this weekend, had a rotten two-day hangover and so I'm a bit behind in my schedule
Drakelot, gordon-v, Lucky_1, jeffmeckley, fluxist8070, animastur, wethand, spimmy, FoOD, thanks to all of you for the encouragement, it really means a lot!
ravioli_rancher, your idea of doing an uprooted tree is an excellent one! Depending on how things go, I think I may well end up using your suggestion... many thanks!
Here's another sketch I did just tweaking the overall balance, trying to adjust the composition so Shakti remains the focal point. Whether I use the guy or an uprooted tree remains to be seen.
And here is some rough blocking out in 3D, just playing with the forms and trying to achieve a pleasing balance. The floating guy and the terrain is only a placeholder