The Pokemon Center Mega Evolution Chaos Rising ETB Elite Trainer Box is a sealed collectable box set celebrating the 25th anniversary of the Pokemon franchise. This special edition features a unique set called Chaos Rising, with cards in standard size and English language. The box includes one trainer box, containing cards and a promo card signed by Ryo Ueda, the illustrator of the Pokemon TCG. Authenticated by Professional Sports Authenticator (PSA), this exclusive Pokemon Center Mega Evolution set is a must-have for any Pokemon TCG enthusiast.