Both the NSW Country Eagles and the Sydney Rays have named their sides for this weekend's blockbuster top of the table NSW derby at Warringah's Rat Park on Saturday. The two NSW teams have been the big improvers of the 2016 National Rugby Championship through the opening three rounds and both remain undefeated. The Rays sit one competition point ahead of the Eagles after picking up three bonus points. Coming off three successive victories over competition heavyweights Brisbane City, Canberra and Melbourne, Eagles coach Darren Coleman has made one change to his starting XV from last week, with prop Tom Robertson set to miss the clash after earning a potential Wallabies call-up. Sam Needs will start the match, with Cam Betham named on the bench. The Rays held off a fast finishing QLD Country side last week to continue their unbeaten start to the year and welcome back Waratahs star Jack Dempsey to their starting XV, following an automatic two match suspension after receiving two ye