So I was having my usual reads of fanfics when I remembered a fic that was hilarious and really good, the main premise is a human gets sent to Equestria and is like ultra obsessed with he-man, more specifically skellator, and gets the staff and garb from agreeing to help NM at the castle of the two sisters against the main 6, and poison joke turns him into the he-man in the one meme you know heyyayyayay

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It's called I have no mouth and I must squee
Hasn't been updated since May if it's the one I am thinking of