Who is the dark prince die?

The term "Dark Prince" can refer to various characters in literature and media, but one prominent example is the character "The Dark Prince" from the "Prince of Persia" video game series. In this context, he is a darker, more malevolent version of the main protagonist, often associated with themes of power and corruption. The character's journey typically involves a struggle between light and darkness, making him a complex figure in the narrative. If you meant a different "Dark Prince," please provide more context.