In this reimagining of the seminal series from the 1980s, the ThunderCats are back in an all-new animated series that purrs with sensational stories starring your favorite characters in a sharp new telling of the story of prince Lion-O's ascension to the throne - and those who would thwart his destiny at any cost. Along with Lion-O, follow the adventures of Tygra, Panthro, Snarf, Cheetara, WilyKit and WilyKat. As the threats of Mumm-Ra ring in their ears, these determined Cats know what they must do: find the Book of Omens, which holds the key to their future. Using his powerful Sword of Omens to achieve "sight beyond sight," Lion-O guides his friends across the lands, facing vicious foes and making new allies. Prowl with the ThunderCats in this all-new adventure series through outer wastelands, magical forests, other dimensions and even to the legendary temple that conceals their ancient secrets!