Leinster are set to field a formidable lineup against the Dragons RFC in Round 4 of the BKT United Rugby Championship on Sunday at Rodney Parade, with head coach Leo Cullen naming five returning Ireland Rugby World Cup players in the squad. Leinster are set to field a formidable lineup against the Dragons RFC in Round 4 of the BKT United Rugby Championship on Sunday at Rodney Parade, with head coach Leo Cullen naming five returning Ireland Rugby World Cup players in the squad.