¿Who is stronger, Fallen One or Thanos?

The Fallen One is a powerful and mysterious cosmic entity from the Marvel Comics universe. It is an ancient being of immense power and possesses a wide range of superhuman abilities, including super strength, super speed, energy projection, and the ability to manipulate reality. The origins and true nature of the Fallen One are shrouded in mystery, and little is known about its past or motivations. It is believed to be one of the oldest known entities in the universe, and has been worshipped by many civilizations throughout history as a deity. Despite its god-like powers, the Fallen One has often clashed with the superhero team the Fantastic Four and other cosmic entities in its quest for power and domination. It is a formidable and dangerous foe, and has proven to be a constant threat to the safety of the universe.

Thanos is a powerful and malevolent character from the Marvel Universe, first appearing in the Marvel Comics series "The Invincible Iron Man" in 1973. He is a powerful alien warlord from the planet Titan, and is one of the greatest threats faced by the Marvel Universe. Thanos' story begins on the planet Titan, where he was born as the son of Eternals A'Lars and Sui-San. From a young age, Thanos was obsessed with death and the pursuit of power, and he quickly rose through the ranks to become one of the most feared and respected figures in the Marvel Universe. As a result of his Eternal heritage, Thanos possesses a number of superhuman abilities, including strength, speed, agility, durability, and regenerative powers. He also has access to advanced technology, including a suit of armor that enhances his physical abilities and a number of powerful weapons, such as the Infinity Gauntlet. The Infinity Gauntlet is a powerful artifact that allows Thanos to manipulate time, space, and reality itself. With it, he is able to erase entire galaxies from existence, and has even been able to defeat some of the most powerful beings in the Marvel Universe. Throughout his long and storied career, Thanos has clashed with many of the Marvel Universe's greatest heroes, including the Avengers, the Guardians of the Galaxy, and the X-Men. Despite their best efforts, these heroes have often struggled to defeat Thanos, making him one of the most formidable and dangerous villains in the Marvel Universe.