The latest video is a flashback, detailing the history and lore surrounding Witchers in the game.
The Witcher 2: Assassins of Kings for Xbox 360 will feature a new opening cinematic, additional characters, new missions and locations.
The Xbox 360 release also contains a new user interface, as well as all of the DLC previously offered for free to PC users.
The Witcher 2: Assassins of Kings for Xbox 360 will release worldwide on April 17.
> Read our Xbox 360 preview of The Witcher 2: Assassins of Kings