You've been searching /r/WritingPrompts for over an hour now, and there hasn't been a single solitary mention of Hitler in this whole time. Now, I know what you're thinking, you can get by without Hitler for a while, but the situation's worse than that. There's no Batman. No Harry Potter. No God (not in the atheist sense, merely in the sense that no writing prompts have featured a divine being of any sort. ICFWPtm LLC makes no statement for or against the presence or absense, past or future, of zero or more god(s) or godlike being(s)). No devil (see above). Not even the second-string celebrities like Aquaman.
Well, you could go to one of the more original writing prompts and-
I'm glad you asked! If you can't get your time-travelling Hitler Batman fanfic fix from the source, you can come to us. We bring you the finest prompts distilled from the essense of the subreddit, at a fraction of the cost! Announcing:
Using state-of-the-art specifically tailored Markov Models, It Came From Writing Prompts (ICFWP) determines the most used terms in Writing Prompt titles, and creates brand-new prompts based on familiar terms so you'll never have to deal with an unfamiliar prompt again! You'll be able to enjoy such prompts as:
Act Now to get your high-quality derivative prompts for free! Remember: When you think "God steals Stalin from the Devil to fight a mind-controlled robot clone of Ghengis Kahn in the streets of Neo Tokyo", think It Came From Writing Prompts!
It Came From Writing Prompts is a creation of Roger Ostrander. Send all praise and money to atiaxi@gmail.com