Of Snakes and Time Travel Wrote:"Indeed," Orochimaru folded his arms, "For you see, through the power of science, I, the greatest researcher this world has ever known, have mastered time like no other before me! I have successfully projected my consciousness back decades into the past!" he laughed maniacally for a moment.
Jiraiya blinked. "And… what, did you come back to warn us of an impending catastrophe that ended the world? That doesn't sound like you."
"Oh, no," Orochimaru shook his head, "I mean, there is an impending catastrophe, but our apprentices solve that neatly enough. I just did it to see if I could."
"Of Snakes and Time Travel", by RumbleInTheDumbles. Boruto-era Orochimaru invents time travel, sends himself back to his past, and trolls the universe by enabling the heroes.
Beautiful, glorious, unspeakable crack.