This Lora is called Neonwave Scribbles. It's generates a colour scheme from neonwave with mostly black backgrounds. The style tends to be a illustrations or drawing style with scribblings.

Trigger word is "nescrib" (short for neonwave scribbles) and a good weight is between 0.7 and 1.0. Using word like neonwave, neon or so helps for getting a better picture.
Use more than 40 steps for better output. Upscale with the model 4xAnimeSharp.pth for the 2nd pass. You can also look in the workflows of the sample pics for the details.