I Have a Darkness in My Heart
When Ren and HoroHoro’s fears become weapons against them because of their next opponent’s power of illusions, it’s up to Chocolove to win over his own darkness and save his partners.
Aired 19/06/2002EP 50 - I Have a Darkness in My Heart

2001
Shaman King
Shamans possess mysterious powers that allow them to commune with gods, spirits, and even the dead…and Manta Oyamada's about to learn all about them, because his class just welcomed a new transfer student: Yoh Asakura, a boy from way off in Izumo…and a shaman in training!
(Source: Kodansha USA)