[SmG Phoenix]

Except when you look at the beings at the tops of these lists and you realise that anime/manga would be destroyed in a 1v1.
Living Tribunal: The living tribunal is considered the second strongest being in the marvel universe second only to the one above all (and later on, The Beyonder). He is so powerful that even Thanos with the infinity gauntlet making him stronger than the entire marvel universe combined did not dare to engage The Living Tribunal in combat. The living tribunal is the supreme authority in the marvel universe save The One Above All. His power is absolutely limitless
This guy alone could vs all the scrubs of anime and probs win.