what about this guy
(galactus doesn't be life bringer)
but
Galactus (Marvel Comics)
Galactus was originally an explorer named Galan from a planet called "Taa" in a universe that existed before the big bang. When the impending cataclysm gradually killed all life in his universe, including almost all of his own people, he and other survivors sought to escape the decay of their...
vsbattles.fandom.com
(galactus doesn't be life bringer)
but
The Ultimate Nullifier
The Ultimate Nullifier, described as "the universe's most destructive weapon," can completely erase its target from existence. While it can be used by anyone, its effectiveness depends on the concentration, knowledge, and mental state of the wielder, and can even erase the wielder themselves...
vsbattles.fandom.com
He lacks the abilities that would allow him to defeat certain characters, most notably lacking in Non-Physical Interaction and Concept Manipulation. A lack of Resistance to Death Manipulation guarantees he wouldn't be able to get past Hel