Creatures
Blast-Ended Skrewt
Blast-Ended Skrewts are the dangerous crossbreeds Hagrid raises during the Triwizard year, part fire-crab and part manticore by his account. They scorch, sting, and grow armor. One roams the maze in the third task.

In the books
Harry Potter and the Goblet of FireHagrid brings them out in Care of Magical Creatures during the Triwizard year. This page does not pin the chapter of that first lesson.