Longshadow is a fictional character from the DC Comics universe, primarily associated with the Justice League and Green Lantern series. He is known for his unique ability to manipulate shadows and darkness, which he uses to create illusions and conceal himself from enemies. Longshadow often serves as an antagonist, challenging heroes with his cunning and strategic mind. Originally introduced in the comics, Longshadow has a complex backstory that involves themes of betrayal and redemption. His character explores the balance between light and dark, making him a compelling figure in the ongoing battles between good and evil within the DC narrative.