The giant type Makamou with the feature of a tortoise & a rhinoceros. It appears every 100 years to feed, appearing in the guise of a boulder. The Frightening's weak points were the eyes on its shell, which were blasted to bits by Majestic Breath Demon before Echo Demon's Strong Flower Union Dance form finished it off. During the start of Dragon, a Frightening appeared; it came close to killing Roaring Demon until it was blasted to bits by Majestic Breath Demon's Gale Flash.