Jack FrostThe Guardians powers are put to the ultimate test in their final battle in this conclusion to the epic chapter book series from William Joyce. When we last saw the Guardians, they were celebrating their victory during Bright Night, the final great Battle of the Moon, where they defeated Pitch once and for all. Or so they thought. Now, many years later, the Guardians have settled into their final selves, embracing their public images and the Earth