Watch full Road Rovers Episode 7 online full HD online. Cartoon video Road Rovers Episode 7 online for free in HD. Hunter's Heroes. Parvo and his cano-mutants are at it again. This time, it's a high-tech, heavily armed concentration camp to keep thousands of dogs in captivity. This is for shipping armies of cano-mutants out to the major cities of the world so Parvo can take over militarily. The episode's title is likely a play on the old TV show Hogan's Heroes, which centered on American POWs held somewhere in Nazi Germany.