Naruto Video Games Trivia & Easter Eggs

[ProtoSnake]

When Naruto is about to finish off Pain with the rasengan, it looks similar to dead Goku's and Gohan's Father-Son Kamehameha but with Naruto and dead Jiraiya using the rasengan.

http://naruto.wikia.com/wiki/Naruto_Shipp%C5%ABden:_Ultimate_Ninja_Storm_3#Trivia

While wearing the Goku costume, Naruto's Rasengan and Sage Art: Many Ultra-Big Ball Spiralling Serial Spheres techniques are used in a similar matter to the Kamehameha and Father-Son Kamehameha respectively, though the latter's Secret Action extends to "Armoured" Naruto as well.