Cardiff continued their impressive record against the Dragons by extending their winning run in BKT United Rugby Championship matches at the Arms Park.
Josh Adams was among the try-scorers for Cardiff, with Rhys Carre, James Botham and Thomas Young also on the score sheet. Jarrod Evans converted all four and added a penalty.
Angus O’Brien and Bradley Roberts scored the Dragons’ tries, with JJ Hanrahan converting both.
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