"No, no, no, you can't think like that." Senju Tobirama quickly dismissed that terrifying guess. "The surname issue isn't necessarily Big Brother's fault. There might be some other hidden story behind it."
Yet, thinking of the movement techniques Obito displayed on the battlefield—which carried half the grace of a Senju, and even his Wood Release didn't feel quite like Big Brother's, featuring vines that gave off the cold, venomous chill of a viper, completely in the Uchiha style...
Senju Tobirama forced down his inner unease. These questions could all wait until after helping Obito recover his memories; the immediate priority was bringing Obito back from the Uchiha. Since when did a clan head's direct lineage get left wandering outside!
Chapter 152