Although the Guardians have some power without the Heart, their strength is greatly increased by it. Without the Aurameres, the Guardians' powers would be drawn from their life force instead. In the comic book, the Heart is a unique magical jewel that merges with its keeper's own physical body and vital essence when it is not in use, and retains a shade/ghostly of them when it is passed on to the next holder. In the animated series, the Heart remains distinct from its owner, and each world had a Heart of its own, some of which are jewels like the Heart of Kandrakar, and others of which are people with tremendous magical power. In Season 2, it is revealed that Elyon is the Heart of Meridian, and Lillian Hale is the Heart of Earth. It is also revealed that the holder of one Heart can merge i