Recognized for their award-winning Steakhouses and Ocean Club Seafood locations in Southern California and Arizona, Mastro's Restaurants makes its Las Vegas debut with the opening of Ocean Club at Crystals. Mastro's combination of world-class service, live entertainment and exquisite cuisine such as a signature three-tiered iced Seafood Tower, bone-in filet, lobster mashed potatoes and a one-of-kind warm butter cake, is served in an elegant and energetic atmosphere. Dine inside of Crystals' featured architectural element a 80-foot-tall sculptural Tree House – or for a livelier atmosphere, Mastro's offers live music and dining at the grand bar and piano, seven days a week.