Almost all Dutch fighters juice. For example, in Golden Glory it’s almost a part of the club’s policy. They shoot up and fight like it’s nothing. Because of that when they get to the ring they start raging. Think about it yourself, how could Bard Hari change his physical complexion so much in two years?
Karaev trained in Holland and said that Zimmerman shoots up in front of everyone and only after that starts training. Look at what an elephant Zimmerman had become in just two years. But most of these fighters pass all medical tests for steroids.
How? They consume extremely high level new pharmaceutical drugs and go through a very expensive three months cycle. So they can get huge.
Golden Glory is, of course the home of Strikeforce heavyweight champion Alistair Overeem. It is very important to note that these are allegations made with no supporting evidence offered by Samedov. It's also essential to note that Samedov specifically names fighters that he has lost to recently. And finally Samedov himself has failed a steroid test in the past.
Nevertheless, where there is smoke, sometimes there is fire.