Ultra-Big Ball Rasengan

The Ultra-Big Ball Rasengan is a more powerful version of the Big Ball Rasengan. Its size and power varies depending on how much chakra Naruto uses, however it is always noticeably larger than its smaller variant, being even larger the users body.

Usage
In an instant, the user creates a Rasengan of gigantic proportions. When it impacts, there is a large shock wave unleashed that can send unsuspecting shinobi flying. As with many Rasengan variants, Naruto needs the help of a shadow clone in the Ultra-Big Ball Rasengan's formation. By the time he's Hokage, Naruto can perform this technique with one hand and even pass it on to Boruto Uzumaki to use. This jutsu is so chakra-intense that it was capable of overwhelming Delta's shinobi-ware's formidable chakra absorption capabilities.

Senjutsu Influence
When in Sage Mode, the user can perform a senjutsu-enhanced version known as. It is said that its destructive power – were it to explode – would easily carve away an entire mountain. Fittingly, upon its first successful use it blasted through a God Tree and kilometers of mountainside before bursting in the upper atmosphere, killing an empowered Momoshiki Ōtsutsuki.

Trivia

 * According to its Sha no Sho entry, the standard Ultra-Big Ball Rasengan also used natural energy when used by Jiraiya.
 * In the games, Jiraiya is able to use this technique without Sage Mode, though he referred to it as the.