X Music Club or X Music Club Poland (often just called XMC) is a luxury music club, art gallery– a music club, located on the street Chwiałkowskiego in center of Poznań, in state of Wielkopolska. X Music Club is associated with a sister complex Wynn Las Vegas, which received a rating of five diamonds AAA and is considered one of the most luxurious in the world . Forbes and in 2010. Encore and Wynn received the most five-star awards Forbes '. X Music Club is a global Group X.