The Crown of Rust: A Dark Romantasy of Deadly Trials, Rusted Magic, and a Reluctant Prince by Simoan Cox

She’ll bleed for one wish. He was built to make sure no one ever wins it. In the poisoned slums known as the Slags, rust gets into everything—the pipes, the air, the blood. Sara has watched it hollow out her little sister from the inside, turning veins to metal while the rich in their floating Chrome City drink a miracle Elixir that never reaches the ground. Once a year, the Crown offers the poorest a single, impossible mercy: survive the Iron Trials and earn one wish. Food for a village. Freedom from the Slags. A cure for the Rust. Nobody from below has ever come home. Sara doesn’t care. She’ll enter the arena, face monsters made of steel and magic, and fight other desperate contenders under the glow of the king’s Throne—because losing means watching her sister die. High above the blood-soaked sand, Prince Dorian is already half machine. Grafted with living metal, raised to be the king’s perfect weapon, he’s spent his life enforcing a system he secretly despises. His job is simple: keep the Trials under control, keep the crowds entertained, and make sure the wish never truly threatens the Crown. Read more