Legendary Super Rasengan

Legendary Super Rasengan was first used in Naruto Shippuuden Movie 4: The Lost Tower which was about mission in Rouran when Naruto and Yamato were taken back in time. They had to kill Mukade which is a great puppeteer. Naruto meets his father (Fourth Hokage), Choza Akimichi, Shibi Aburame and young Kakashi. Near the end of the movie when Naruto runs out of chakra his father helps him create Rasengan and then he creates one Rasengan himself with similar type of Chakra (it is green) Then Rasengans respond to each other and grow bigger. When they join a little turquoise hurricane and the turquoise Rasengan. The hurricane protects Naruto, and Naruto uses it to drill through the gigant puppet.