Alex Roivas is a fictional character from the video game series Eternal Darkness: Sanity's Requiem. She is the main protagonist of the game, which was released for the Nintendo GameCube in 2002. Alex is a young woman who inherits her family's mansion after the mysterious death of her grandfather, Edward Roivas. Throughout the game, Alex discovers ancient artifacts and uncovers a dark history involving Cthulhu Mythos and various ancient beings. As she explores the mansion, she battles supernatural forces and struggles with her own sanity, making her journey both a physical and psychological challenge.