Well for what it's worth he's smaller now than he was in his previous run, due to years of having to make weight at 265 for fights (and POSSIBLY the fact that MMA has a drug policy and pre-Benoit WWE really didn't).
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Thank you, Eddie Guerrero.
http://www.wwe.com/f/styles/photo_large/public/photo/image/2012/04/WM28_Photo_255.jpg