Why powerlifters are fat?

That’s probably Pyrros Dimas who competes at 85 kg class. http://www.hoc.gr/info/periodika/2o/images/9625.jpg

Compared to Akakios Kakiasvili http://www.iwf.net/images/kakiasvilis.jpg , who competes at 94 kg, Pyrros is indeed much more ripped.