Avengers #200 1980

Avengers #200 (1980) features Ms. Marvel's controversial rapid pregnancy and the birth of Marcus, who quickly ages into an adult. Marcus reveals his true identity as the son of Immortus, having orchestrated Ms. Marvel's pregnancy. This double-sized anniversary issue, with art by George Pérez, is notable for its highly debated storyline concerning Ms. Marvel's agency and the problematic nature of her departure with Marcus, making it a significant and often discussed Bronze Age comic for collectors.