Usually lonewolves (er...lonepuppies), script kiddies 'h4x0r j00' using no knowledge of their own. Though they generally use their 'skills' *cough* for bad, they're not much to fear.
The stereotype for a kid(13-19) who has a lower tolerance for sad emotions, and feels inadiquet of their own personal worth(feels like they arent good enough). Many emos feel so depressed that they resort to cutting to themselves. Emo boys often weird girls pants and dye their hair black, with a pyrimid spiked belt, and tight tee shirts(usualy black). It is known that emos have a kind of rule that 2/5 of their face must be covered by hair, although it is actualy a subconscious feeling of wanting to cover up their sadness(eyes).
kidan-which means "How are you". is the word used mostly by Punjabi's of India and Pakistan. It is also getting more popular in the places where Punjabi's reside (like some parts of British Coloumbia etc..).
An orginization kids run to fight Teens (13-17) and Adults (18+) and their controlling ways. At age 13 "operatives" are "decommitioned" and they have their memories of the KND erased.