Artistic filters

[Crapaud]

I've largely ignored using the artistic filters because I'd never had much success; the results were less than satisfying.

I've come to the conclusion that there must be more to it than just running the filter and have started experimenting.

They all start from this extracted pic ...

Critique please - what do you think?

Underpainting
Watercolour

Positives, negatives and any tips gratefully received.
Smudge stick
Paint daubs
Dry brush
Coloured pencil