It's probably PrimeDice trying to make CoinRoll look bad by loosely implying that they are affiliated by them. 
Satoshidice - IS based on irrefutable mathematics that behave in an honest manner under normal conditions, sometimes bets are delayed by 24 hours giving the house the window to bruteforce a hash that will be the most beneficial, the house or anyone else that receives access to the secret list ahead of time can submit selective bets and get a significantly lower house edge.
Almost anyone associated with them speaks in an intellectually appalling language and is full of unapologetic loose cannons, except Voorhees himself.
SealsWithClubs - Uses ancient software, game-play connection is not secure.
Almost anyone associated with them speaks in an intellectually appalling language and is full of unapologetic loose cannons, except Voorhees himself.
SealsWithClubs - Uses ancient software, game-play connection is not secure.
Lmao user reg'd April 19th, is this a mem sock or just a mem-level idiot?
Is that y'all guys anniversary or something?