1.)Kakashi
2.) Gai (we don't know the full extend of his powers, but he can fight on equal footing with kakashi and maybe win)
3.) Yamato
4.) Neji
5.) Shizune
1. Kakashi
2. Guy <-- even though ... once he opened the gates he has to kill or die...
3. Shikamaru <--- no real offensive skill but still he could beat most of the other jounin
4. yamato <--- he needs more stamina...
5. neji <-- although byakugan lost a lot of power in shippuuden