A more refined version of glowing fractal mushrooms as previous After Midnight Not a tweak, but from another base parameters.
During setup of a formula, it is good advice to keep saving while you are exploring when you stumble upon something of your interest. By doing so, you can always use them later for a whole scene, because doing a fractal from scratch can be hard, specially due to the unpredicticable nature of fractal shapes.
Mandelbulber 2.28. Amazing IFS.