¿Who is stronger, Onslaught or Lucifer Morningstar?

Onslaught is a comic book character created by Marvel Comics and is known to be one of the publisher's most powerful and feared villains. He is a cosmic being created by merging the minds of Charles Xavier and Magneto, two of Earth's most powerful mutants. Onslaught has a number of supernatural powers, including the ability to manipulate people's minds and behaviour, superhuman strength and the ability to manipulate magnetism. He is also virtually indestructible, making him a formidable foe for any hero who confronts him.

Lucifer Morningstar is a comic book character created by DC Comics and is known to be one of the publisher's most interesting and complex characters. He is known for being the fallen archangel, cast out of Heaven for his rebelliousness and condemned to live in Hell. Although Lucifer Morningstar is known for his role as the main villain in many DC Comics stories, he has also shown a more human and vulnerable side