Roaring Thunder Technique

Kouheki no Jutsu (Roaring Thunder Technique)
Ninjutsu (Raiton; requires 6 or more Raiton techniques) [Electricity]
Rank: 14 (S-Class);
Range: 60 feet;
Area: Cone shaped burst;
Duration: Instantaneous;
Saving Throws: Dex half;
Chakra Resistance: Yes;
Chakra Cost: 15.

The user unleashes his ultimate elemental technique. Any creature and unattended object in the area of effect suffer 100 points of electricity damage, halved with a successful Dex save.

Empower
The user may spend 10 points of chakra to increase the damage by 20, up to 80.