Radahn Kudaki, known in Japanese as 砕きの星ラダーン (Kudaki no Hoshi Radahn), is a powerful demigod and one of the most formidable bosses in the game Elden Ring. As the Starscourge, Radahn commands gravity magic and rides a tiny horse named Leonard. He is known for his immense strength, tragic backstory, and pivotal role in the Shattering, the war that split the Lands Between. Radahn's legendary battle, the Radahn Festival, is a key event for players, showcasing his ferocity and tragic fate.