"Soul Reaver" is an action-adventure video game developed by Crystal Dynamics and released in 1999. It is set in the dark fantasy world of Nosgoth, where players control Raziel, a former vampire who is betrayed and transformed into a wraith. The game features a unique combat system and puzzle-solving elements, allowing players to navigate through various environments while battling enemies. The storyline revolves around Raziel's quest for revenge against his former master, Kain, and the other vampires who wronged him. As he explores the world, Raziel gains new abilities and uncovers the history of Nosgoth, leading to a deeper understanding of his own existence and purpose.