Humongous Lightning Ball

Name:Humongous Lightning Ball.
Rank: (S, A, B, C, D or E.)A rank.
Clan:Unknown clan yet to be exactly rediscovered.
Range: (Long: 10m or more, Medium: 9~6m, Short: 5m.) All three ranges.
Type: (Nin, Gen, Tai, Ken, etc.)Ninjutsu.
Element: (If any.)Lightning.
Description: (Be as detailed as possible.) Fuses two Gaint Lightning Balls together to form the Humongous Lightning Ball.
Drawbacks: (Depends on the jutsu.)It drains the chakra to just about zero and puts alot of strain on the body.

Approved, but you can't use it until you become chuunin.

also, you will have to do a training rp for this.