When I think about a writer with individual style, Hunter S. Thompson comes to mind. That’s why I was floored when I read this:

He didn’t finish high school, but he taught himself to write. He retyped books by writers he admired - Steinbeck, Hemingway, Faulkner - all the heavyweights. He said he wanted to get inside the rhythm of their language and find his own style. (source)

Easy.

Copy the greats and then just add, “…two bags of grass, seventy-five pellets of mescaline, five sheets of…