All of the characters are named from specific genres of media. Link is indeed named in honor of The Legend of Zelda, and represents video games. Logan is named after Wolverine from the X-Men comics. Ash is named after Ash Ketchum from the Pokemon anime, and Gin is named after Ginny Weasley from Harry Potter, which represents books. Fred is named, of course, after legendary slasher film character Freddy Krueger.

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Signature by the Sinfully Delicious Lady Knives