Kammala wannan jumla: Greenstein ya bayyana a kowane ɗayan jerin farko na Poker Superstars Invitational Tournament da duka yanayi bakwai na GSN jerin "High Stakes Poker". Ya kuma bayyana a farkon lokutan uku na wasan kwaikwayo na dare "Poker After Dark" a kan NBC. Greenstein ya kuma lashe taken biyu na Duniya Poker Tour (WPT): na Biyar na Shekara-shekara Jack Binion World Poker Open ($ 1,278,370), da kuma 2006 WPT Invitational a Kasuwancin Kasuwanci ($ 100,000). Ya kuma lashe wasu taken WPT guda biyu a cikin abubuwan da suka faru na musamman: WPT Father and Sons Tournament, 2006 World Poker Finals; da WPT Poker by the Book: Babi na 2. Tun daga shekara ta 2008, ya fara ba da gudummawar kuɗin da ya samu don sadaka. A 2008 World Series of Poker (WSOP), Greenstein ya biya a cikin wasanni shida don jimlar $ 768,461. Ya kuma gama na biyu a cikin 2008 WSOP Player of the Year standings, a bayan Erick Lindgren. A cikin
2011, Greenstein ya biya sau biyar a gasar World Series of Poker, ciki har da wuri na 3 a cikin $ 10,000 Limit Hold'em Championship don $ 169,512 da kuma wuri na 15 a cikin $ 50,000 Player's Championship.