¿Who is stronger, Buu or Annihilus?

Majin Buu is a pivotal antagonist in the "Dragon Ball" series, introduced during the "Majin Buu Saga" of "Dragon Ball Z." Created by the dark wizard Bibidi, Buu is an ancient entity with immense power and a malleable, pink physique. Throughout the series, Buu undergoes several transformations, each altering his personality and power levels, including Innocent Buu, Evil Buu, Super Buu, and Kid Buu. His abilities are vast and versatile, encompassing regeneration, absorption, and transmutation, such as turning adversaries into sweets. Despite his initial role as a villain, aspects of Buu's character, particularly in his Innocent form, display a capacity for change and even benevolence. This complexity adds depth to his character, making him one of the most memorable antagonists in the "Dragon Ball" universe.

Annihilus is a powerful villain in the Marvel Comics Universe, known for his immense strength and control over the Negative Zone. Created by Stan Lee and Jack Kirby, Annihilus first appeared in Fantastic Four Annual #6 in 1968. Annihilus possesses numerous superhuman abilities, including super strength, speed, and agility, as well as the power to fly and regenerate from injury. However, his most notable ability is his control over the Negative Zone, a parallel dimension filled with negative energy. Annihilus can use this energy to create powerful blasts, force fields, and even open portals between dimensions. The origins of Annihilus are shrouded in mystery. He hails from the planet Arthos, located in the Negative Zone, and is the leader of an insectoid race known as the Annihiloids. He is driven by a desire to conquer and destroy, and has clashed with numerous superheroes, including the Fantastic Four and the Avengers. One of Annihilus' greatest strengths is his ability to absorb energy from his surroundings, making him even more powerful. He is also incredibly intelligent and strategic, making him a formidable opponent in battle. Annihilus has played a major role in several Marvel Comics storylines, most notably the "Annihilation" event, where he led an army of cosmic villains in an attempt to conquer the universe. He has also appeared in various video games and animated television shows. Overall, Annihilus is one of the most powerful and dangerous villains in the Marvel Universe. His control over the Negative Zone and ability to absorb energy make him a formidable opponent, while his intelligence and strategic mind make him a true force to be reckoned with.