fire is both good and bad, it gives life to plants with the heat of the sun, but can take it away by burning and ravaging forests.
in the narutoverse it is an offensive technique used by increasing the temperature of their chakra. the jutsu is commonly used with the tiger hand seal, and are mid to long ranged attack that cause burning and explosive damage.
it is strong against wind, but weak against water.
one fire user would be sasuke uchiha.
was that good sensei?