Rainbow Soul

"Your soul is very special Asriel. Mind if I take it? Akumu is hungry."

- Bete Noire to Asriel about his soul

The Rainbow Soul is a "very special" Human Soul that is owned by Asriel, making him the only monster to own a human soul as their main soul. The rainbow soul has a small portion of each trait, thus giving this soul a perfect balance of all seven traits: DETERMINATION, Bravery, Justice, Kindness, Integrity, Patience, and Perseverance.

Appearance
The Rainbow Soul has a regular heart shape, like any other human soul, until Animosity, where it becomes upside down. . This soul has a white outline, with the inside of the heart-changing colors. These colors are red, orange, yellow, green, light blue, blue, and purple.

Trivia

 * The Rainbow Soul makes Asriel just as powerful as a human wizard.
 * Asriel is the only one who holds a Rainbow Soul.
 * Rainbow Soul is just one soul, the soul has a small portion of each trait. It was confirmed by Camila.
 * Whatever remained of Chara's soul has become a vessel for each trait in Asriel's Rainbow Soul.
 * The Rainbow Soul is the closest a monster can get to having a determination soul.
 * Asriel's soul, being a combination of all seven human soul traits, is the monster equivalent of a Determination soul. However, due to his monster body, the traits do not blend and merge together to turn red. This explains how Asriel was able to refuse death in Hope.

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