DeviantArtist misscoffee makes adorable doll versions of your favorite geeky characters. Even if they're evil masterminds like Magneto, you'll still want to hug 'em. Good news: She's got an Etsy storefront if you're actually up for that hugging thing.
Magneto
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Link
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The Joker
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The Tenth Doctor
Source: misscoffee.deviantart.com