Man of Action's Steven T. Seagle steps in as things take a turn for the creepy! In a rainy Northwest stop on their endless summer vacation, the Tennyson family is drawn to a circus where the crowds aren't cheering, the clowns aren't laughing, and the ringmaster has plans for a frightful future well beyond�his broken big top. Can Ben master the Omnitrix in time to find the right alien to stop the bizarre ZOMBOZO from making Grandpa Max his next death-defying act? A new, twisted two-part adventure begins here ��including the debut appearances of XLR8 and Stinkfly!