In the middle of the night, at Dave's house...
"Can you please stop giving me headaches, you little brat? Huh? Just tell me, what normal kindergarten kid takes fucking tanks and cannons to school every day?!" Dave asked, rubbing his brow.
"Me!"
"You really are a freak. Shut up. Where did all this stuff come from?" Dave asked, his face darkening as he pointed at the tank and dozen-odd rocket launchers sitting in the courtyard.
"...My Great-Grandfather gave them to me..." Obito said, lowering his head.
"...You're not allowed to take any more. If you have that much time, can't you study some ninjutsu or something? Have you learned those dozens of Fire Release techniques Grandpa Madara taught you last time?" Dave asked, his head throbbing.
"No... Ninjutsu isn't anywhere near as fun as a rocket launcher. You have to make hand seals for a Fire Release technique. By the time you finish those seals, I could've fired dozens of rockets!" Obito grew more excited as he spoke, suddenly pulling a rocket launcher out of his crotch...
"Get lost! Don't let me catch you carrying this stuff again!" Dave snatched the rocket launcher from Obito's hands and threw it outside.
"Go practice ninjutsu. You're not sleeping tonight until you learn thirty A-Rank Fire Release techniques. I'll stay up with you! Hmph!"
A few minutes later...
Standing in the courtyard and going through the motions of making hand seals, Obito looked at Dave snoring away on the couch and shook his head helplessly. What happened to staying up with me?
"Fire Release... Ninjutsu is so hard to learn..." Obito pouted. He wanted to learn ninjutsu too, but his innate limitations were what they were. He simply didn't have the talent.
Looking at Dave snoring away over there, Obito took out his