We like the sort of slick comic book-y type of look of #20. It's the shape of the dynamite image that's doing it for us. Not yet 100% sure on the font, but there's no doubt it works. Maybe something like this on :
https://logotournament.com/images/entries/4974402-350.jpgWe're not sure, open to suggestion. We like the crispness of the b/w, but we think it may need some colour. Red seems obvious, but not in such a quantity of the whole stick in red. Maybe just the spark? Again, open to suggestion.
Also, please could you invert it and put it against a white background?
Thanks, and great work!