The Thunderbolts is a fictional superhero team appearing in Marvel Comics. Created by writer Kurt Busiek and artist Mark Bagley, they first appeared in 1997. The team typically consists of reformed villains who take on heroic roles, often under the guidance of Norman Osborn or other leaders. Their stories explore themes of redemption and morality. The original lineup included characters like Baron Zemo, Moonstone, and The Fixer. Over the years, the team has undergone various changes, with different members joining and leaving. The Thunderbolts have been featured in multiple comic series, showcasing their complex dynamics and evolving missions.