Original:

Source (Via Xcancel)

So the joke is that Sylveon is an asshole?

Or an idiot.

Source

Source (Tumblr), alternate frontend

That is the joke, Sylveon is maliciously (or maybe blissfully, based on the other comics) unaware of the problem.

What part are you confused about?

“We only want other people to have to deal with our slop.”

Edit: better image and found source

Look at the alt text on the original post.

What?

Welcome to the internet