Once a small-time criminal named Flint Marko, he was transformed by a freak accident that granted him the power to morph into a shifting, amorphous entity of flowing sand. Driven by the need to provide for his ailing daughter, Flint's descent into villainy as the Sandman is tinged with a sense of tragic circumstance. He can elude capture with ease, slipping through the tightest of spaces, making him a formidable and elusive opponent. Yet, beneath his criminal persona, Flint grapples with guilt and a desire for redemption, his powers a curse that isolate him from human connection, including his loving daughter.