Wrath of the Kyōkugan Technique

Wrath of the Kyōkugan is a Forbidden Fourth Seal Taijutsu.

Activation and usage
The user forms a blue-ish black dragon of chakra around their body, then the user charges at their enemy. The technique has such an extremely painful effect to the users body thus why only one out of the three that have ever tried to use this technique succeeded.

Facts
•Even though Satoshi Hyuga failed to use this technique, the attempt was more powerful than that of might guys Night Guy. The failed attempt created such a powerful blast of air pressure it killed Okami Yoru by crushing all of the internal organs and bones in his body.