Just saw it on tv. Bring your Connecticut casino offer and TR will match it up to $400 as long as you join their slot club. Probably on their website are the terms.
They will be putting in table games by next summer:
http://news.providencejournal.com/business/2012/11/kostrzewa---twin-rivers-table-games-to-attract-gamblers-from-region.html
"...The New York-based ratings agency did not estimate the revenue gain by Twin River, but said in a report to investors: "The authorization of table games at Twin River casino is bad news for the Connecticut casinos."..."