As I noted last year,
I’ve always been part of that weird little slice of the Adobe user population that gets really hyped about offbeat painting tools—from stretching vectors along splines & spraying out fish in Illustrator (yes, they’re both in your copy right now; no, you’ve never used them).
In that vein, I dig what Erik Natzke & co. have explored:
This one’s even trippier:
Here’s a quick tutorial on how to make your own brush via Adobe Capture:
And here are the multicolor brushes added to Adobe Fresco last year: