Earlier today CD Projekt Red teased 'something' related to The Witcher 3 and its upcoming expansion 'Hearts of Stone'. Some might have already guessed it, but that 'something' turns out to be the official launch trailer for the first The Witcher 3 expansion.

　　CD Projekt Red released the trailer a few hours ago and features some exciting scenes for the upcoming expansion. You can check out the trailer below.

　　Step again into the shoes of Geralt of Rivia, a professional monster slayer, this time hired to defeat a ruthless bandit captain, Olgierd von Everec. This expansion to “The Witcher 3: Wild Hunt” packs over 10 hours of new adventures, introducing new characters, powerful monsters, unique romance and a brand new storyline shaped by your choices.

　　The Witcher 3: Wild Hunt - Hearts of Stone launches on October 13, 2015. The expansion will introduce new adventures and introduces new characters, powerful monsters, unique romance, and a brand new storyline shaped by gamer choices. The expansion also introduces a brand new system of Runewords that significantly affects gameplay. Each Runeword will impact a different aspect of in-game mechanics and will allow the players to experiment with various strategies and tactics.