Zen Ryukokuo encounters Scarecrow in Gotham Sewer. Luckily, his man-made fear gas had no effect on Zen's mind. But some evil magic still lurked around it, appearing to be the work of his evil cousin - The Boogeyman. In a heroic effort to save Batwoman, Zen fights through both Scarecrow and Boogeyman's henchmen, while clearing every trace of the gas contained underground.