> Its not just reddit, it's all political discourse on the internet.

It's overwhelmingly prevalent on reddit though, the "X is literally Palpatine/Voldemort" meme has been associated with the redditor stereotype since like 2018.

> You forgot to include Harry potter.

Redditors have quieted down on the Harry Potter references recently, for reasons related to JK Rowling that you probably already know about.