Most of you probably know by now of the recent release of CD Projekt RED's 'The Witcher 3 Wild Hunt', but GOG has just informed us that anyone who has, or is going to pre-order 'The Witcher 3 : Wild Hunt - The Expansion Pass'. (Featuring two epic new adventures with over 30 hours of further game play to wet your RPG appetite) will get bonus codes for The Witcher and The Witcher 2: Assassins of Kings to play for FREE!