Sivar

Sivar is a fictional character appearing in American comic books published by Marvel Comics. The character first appeared in The Mighty Thor #274, created by writer Roy Thomas and artist Keith Pollard. Sivar is a member of the Titan race, a group of super-powered beings originating from the planet Titan. Titans are known for their immense strength, longevity, and advanced technology. Sivar's specific role and affiliations within the Titan society have varied throughout his appearances.

He has often been depicted as an antagonist or a rival to Thor, the God of Thunder, and other Asgardian gods. His motivations typically involve conquest, power, or the pursuit of ancient artifacts. Sivar's abilities include superhuman strength, durability, and the capacity for interstellar travel. He is also skilled in combat and possesses a strategic mind, making him a formidable opponent. Over the years, Sivar has been involved in various cosmic storylines, interacting with other cosmic entities and races within the Marvel Universe. His actions have sometimes had significant repercussions for different planets and civilizations. While not always a primary villain, Sivar represents a recurring threat from the cosmic side of Marvel's mythology, adding to the vast array of alien races and powerful beings that inhabit their fictional universe.