The "슈퍼 솔저 serum" (Super Soldier Serum) is a fictional substance from the Marvel Comics universe. It is designed to enhance the physical and mental abilities of a human being, making them stronger, faster, and more resilient. The serum was famously used on Captain America, transforming him from a frail young man into a super-soldier during World War II. In the comics, the serum has various iterations and side effects, often leading to complications for its users. It represents the ethical dilemmas of genetic enhancement and the consequences of tampering with human capabilities. The concept has been explored in various Marvel films and series, highlighting its impact on characters and their stories.