- Kang talking to Mr. Fantastic of how he hate him. Nathaniel "Nathan" Richards, aka Kang the Conqueror is the brother of Mr. Fantastic, he was jealous of him during childhood. Than, as the age of 17, he runaway from home when his parents almost forgot about him. Than, he was found a portal where he finds a futuristic where he trains for years. Than, he return home to see that his brother become a superhero where he battling the Avengers and the Fantastic Four where he become Mr. Fantastic's second greatest rival.