When discussing whether Krillin could solo entire universes, it's important to consider his character progression and the scope of his abilities within the Dragon Ball Z series. Initially depicted as a strong but relatively average human martial artist, Krillin grows significantly throughout the series, mastering powerful techniques like the Destructo Disk and even gaining a level of endurance and combat prowess unmatched by many other characters. However, comparing him to characters from vast universes like Marvel or DC Comics presents a fascinating challenge due to the differing power scales and narrative contexts. Marvel and DC characters often possess god-like powers, cosmic abilities, and combat experience that surpass the standard human scale by tremendous margins. Krillin's greatest feats, though impressive within the DBZ universe, often hinge on martial arts skill and energy manipulation, which may not directly translate to overpowering superheroes like Thor or Superman. That said, fan discussions often playfully debate crossover battles, imagining Krillin's tactics and speed giving him an edge in surprising ways. His ability to strategize, combined with his quick reflexes and experience battling cosmic threats in Dragon Ball, adds depth to the debate. Additionally, Krillin's role as a courageous and persistent fighter exemplifies the classic underdog spirit admired across fandoms. In the end, the question of Krillin soloing universes can never reach a definitive conclusion due to the subjective nature of power scaling across distinct fictional worlds. However, engaging with this hypothetical scenario encourages fans to compare character abilities critically and appreciate the unique elements each universe contributes to the broader landscape of storytelling.