Who is Imp No1 from Artemis Fowl: The Lost Colony and what is their importance?

Imp No1 is a young imp, who was born on Hydras. He is fourteen, At fourteen, past the age at which most imps warp into demons, and he is often teased not only by his classmates, but by his teachers and the pride leader, Abbot. No1 believes he is destined to be the first demon warlock.