Who is stronger than the Hulk or the Flash and why?

The answer to this question depends on the context and the specific characters being compared. Generally speaking, there are many characters who are stronger than both the Hulk and the Flash.

One of the strongest characters in the Marvel Universe is the cosmic entity known as the Living Tribunal. The Living Tribunal is an entity of near-omnipotent power, capable of destroying entire galaxies with a thought. He is vastly more powerful than the Hulk or the Flash, and could easily overpower them in a fight.

Another character who is stronger than the Hulk and the Flash is the cosmic entity Galactus. Galactus is an entity of immense power, capable of consuming entire planets to sustain himself. He is one of the most powerful beings in the Marvel Universe, and could easily overpower both the Hulk and the Flash in a fight.

In the DC Universe, one of the strongest characters is the cosmic being known as the Spectre. The Spectre is an entity of immense power, capable of destroying entire galaxies with a thought. He is vastly more powerful than the Hulk or the Flash, and could easily overpower them in a fight.

Finally, there are characters in both universes who are stronger than the Hulk and the Flash, but are not cosmic entities. These characters include Superman, Thor, Darkseid, and Doomsday. All of these characters are immensely powerful, and could easily overpower the Hulk and the Flash in a fight.

In conclusion, there are many characters who are stronger than the Hulk or the Flash, depending on the specific context and characters being compared. Generally speaking, cosmic entities such as the Living Tribunal, Galactus, and the Spectre are some of the strongest characters in either universe, and could easily overpower the Hulk and the Flash in a fight. Additionally, there are many powerful characters in both universes who are not cosmic entities, such as Superman, Thor, Darkseid, and Doomsday, who could also easily overpower the Hulk and the Flash.