Check if there are community reactions or reviews about File 18. Maybe mention that fans appreciate the sharp wit, while critics might find them offensive. Balance the post to give both sides.

Next, what topics does this particular file cover? File 18 might have specific themes. Maybe they explore pop culture, political commentary, or societal absurdities. I should highlight some examples, like a comic that satirizes a celebrity's behavior or comments on internet culture. The content is likely to be controversial, so a disclaimer about the target audience might be necessary.

Finally, ensure that the post is original and avoids any copyright issues. Don’t copy text from other sources. Use my own words to summarize and analyze. Also, keep paragraphs concise for readability. Alright, time to put it all together in a coherent way.

I need to make sure the tone is appropriate. Since it's about edgy comics, the language can be a bit casual and witty, but still professional. Also, avoid any explicit content in the description but acknowledge that the comics might contain mature themes.

First, I should explain who Zern is. Maybe they use a pseudonym. I should mention that they are an independent cartoonist with a strong online presence, likely on platforms like Twitter, Instagram, or their own website. Their style is probably unique—mixing satire with dark humor, often tackling social issues. The term "Sickest" here probably means "most outrageous" rather than literally sick, but I need to be careful with the wording to not endorse anything inappropriate.

I should also remind the reader where to find these comics, maybe their official site or social media, but since the user didn't ask for that, perhaps just a note about checking out the series. However, avoid including URLs unless instructed.