After he's killed, the power ring returns to Indigo-1. Oath As with the other Corps of the emotional spectrum, the Indigo Tribe charges its rings by reciting an oath, but uses a power staff instead of a power battery. In its first extended appearance, the Indigo Tribe speaks a language that the power ring cannot translate, although Indigo-1 later explains that her Tribe can speak languages others can understand. Regardless, the oath has only been rendered in the aforementioned fictional language. Johns has said that the Corps oaths have a tempo regardless of what language they are spoken in, adding: "But speaking of languages, the Indigo Tribe speaks an interesting one." Entity: Proselyte is the embodiment of compassion; it is the emotional spectrum entity for the Indigo Tribe. The entity is revealed during the Blackest Night storyline. In Green Lantern (vol. 4) #52, Proselyte's origins is explained as: "Rage grows from murder. Hope from Prayer. And at last, compassion is offered to us all." It takes the form of a cephalopod with four visible appendages, which represent its reaching out to offer itself to all living beings. Its inner surface is lined with features that resemble the Indigo Tribe's insignia. In the Brightest Day storyline, Proselyte is attracted by the Entity to Earth, where it is heavily sought after by the Indigo Tribe, the allied Corps members and Krona. Atrocitus uses a divining ritual and locates Proselyte in the mid-Atlantic United States. The Indigo Tribe finds Proselyte and uses its powers to convert Black Hand to the Tribe. Proselyte possesses the body of Shane Thompson, a paramedic who cares full-heartedly for his dying patients. In human form, it is able to "exorcise" Parallax from Barry Allen's body by using the energy of the various spectra. Proselyte and the emotional entity Adara are captured by Krona. After he invades Oa, Krona forces Proselyte to possess one of the Guardians of the Universe. Proselyte is eventually freed when Hal Jordan kills Krona. Afterwards, it remains at large in the Universe. While the Indigo Tribe members are capable of channeling only one emotion at a time, Proselyte is capable of channeling all emotions in the area at once. Proselyte soon began suffering from a strange illness, later revealed to be the reservoir of the emotional spectrum was becoming exhausted. After Relic wiped out the Blue Lantern Corps and forcefully drained the green light