Cooperation Tailed Beast Ball

A Tailed Beast or jinchūriki joins together with another Tailed Beast or jinchūriki to form a massive combined Tailed Beast Ball. The more that are involved in forming the ball, the larger the size.
== Trivia ==
* While unnamed in the manga and anime, it was named in Naruto x Boruto: Ninja Voltage.
* Naruto and Minato attempted to perform this technique with applied senjutsu chakra but were interrupted before completion.
pl:Kyōryoku Bijūdama