Genin- Beginners, fresh out of the academy and ready to learn
Chunin- Novice, ready to fight, but not nearly the strongest
Jonin- On average the strongest ninja in the village other than the kage, they specialize in many feilds.
Kage- Leaders of the villages, considered the strongest and wisest of all ninja.
Sanin-the lucky, the few ninja who are recognized to be as strong as, if not stronger than the kages.
Sage-A master of chakra, summoning, and many other things. They have the potential to be the strongest ninja, but they are not invincible. They are few in numbers, and even fewer in availability, they usually hold no affiliation and just wander, seeking knowledge, not violence.



What are sages?
sages are a summoner at their peek ability, while not all summoners can become them and not all summon animals have them, they are the most powerful beings, though they are few in number.
examples:
Toad mountain sage
Ookami forest sage
Snake river sage

sages so far:
laxdude920-Shinsuke: The Ookami forrest sage.

you can also suggest sage ideas