¿Who is stronger, Nova or Piccolo?

Nova, also known as Richard Rider, is a superhero from the Marvel Comics universe. He was an ordinary human who gained extraordinary powers after being chosen by the Nova Corps, a intergalactic police force, to be their new Nova Prime. The Nova Corps imbued Rider with the ability to harness the power of the Nova Force, a powerful energy source that grants him a variety of superhuman abilities. These abilities include super strength, super speed, energy projection, and flight. As Nova, Rider uses his powers to protect the universe from a variety of threats, including supervillains, alien invaders, and cosmic disasters. He is a member of the intergalactic superhero team known as the Guardians of the Galaxy and has also worked with other superhero teams such as the Avengers. In addition to his superhero duties, Nova also struggles with the challenges of being a teenager and trying to balance his personal life with his responsibilities as a hero. He has faced a number of personal and moral dilemmas throughout his career, and has grown and evolved as a result. Overall, Nova is a brave and dedicated hero with a strong sense of justice and a powerful set of abilities. He is a formidable ally for any superhero team and a formidable foe for any supervillain.

Piccolo is a pivotal character in the "Dragon Ball" series, known for his complex evolution from a formidable antagonist to a steadfast ally. Initially introduced as the reincarnation of the evil King Piccolo, he sought vengeance against Goku for his father's defeat. However, after being bested by Goku in the 23rd World Martial Arts Tournament, Piccolo's trajectory shifted. Recognizing the looming threats to Earth, he reluctantly allied with his former adversaries. A significant turning point in his development was his mentorship of Gohan, Goku's son. This relationship fostered a deep bond, revealing Piccolo's capacity for compassion and selflessness. Throughout the series, Piccolo's abilities are showcased through his exceptional combat skills, strategic acumen, and unique Namekian traits, such as regeneration and powerful energy-based attacks. His journey from villain to hero underscores themes of redemption and personal growth, solidifying his status as a beloved and multifaceted character in the "Dragon Ball" universe.