Ultimate Kamehameha! is a move used by SSJ5 Goku. He first charges a Kamehameha. Then the power of the SSJ5 form amplefies the Kamehameha and turns it into an Ultimate Kamehameha. Goku then blasts the power towards the enemy, defeating the enemy.
This attack will be Super Saiyan 5 Goku's Ultimate Attack in The Ultimate Video Game.