Summary

  • The Rigellians, though currently a galactic laughingstock, have the potential to become a significant threat to Earth if they can establish themselves as true players in the cosmic scene.
  • The Cotati, who have plant-controlling powers, could wreak havoc on Earth's ecosystem if they were to return and become a major threat.
  • The Kronans, known for their brutality and advanced technology, are potentially one of Marvel's most dangerous alien races and could pose a major threat to the universe.