When a character has super powers (especially the glowy variety), artists will want to personalize them. After all, seeing twenty lime green Battle Auras would make viewers think they're watching a rave, not a Martial Arts and Crafts Cooking Duel. And so it goes that most Ki Attacks, Deflector Shields, Glowing Eyes of Doom, and sundry visual effects are Color Coded to the character. Not to be confused with Flower Power. Examples of Petal Power include: