Rey Mysterio is still going strong in WWE at the age of 50. The Master of 619 is widely considered one of the greatest of all time, and the company recently launched a new customized championship belt on their shop to celebrate the star's career.Rey has been a part of the professional wrestling business for over 30 years, during which he has wrestled for numerous wrestling promotions worldwide. The former World Heavyweight Champion returned to the global juggernaut in 2018 and has helped the company reach greater heights in more than one way.To honor Rey's legacy, the WWE shop is now selling a customized World Heavyweight Championship. The description of the item is given below:"Few Superstars are more beloved by the WWE Universe than the legendary Rey Mysterio! Known for his high-flying acrobatics and courageous underdog spirit, Mysterio has captured the hearts of fans worldwide. Now, you can honor his legacy with this Rey Mysterio 619 San Diego Signature Series Title Belt. This full-size replica features Superstar graphics on the strap face, showcasing Mysterio's well-earned moniker, GMOAT, or Greatest Mask of All Time. With snap fasteners, this belt is both a display piece and a wearable tribute. Commemorative Signature Series and Survivor Series: WarGames 2025 graphics come printed on the back of the strap, and 17 acrylic stones add a touch of sparkle, making it a great get for any true Mysterio fan."WWE veteran says Rey Mysterio is one of the greatest of all timeRey Mysterio is one of the most beloved pro wrestlers of all time. The Master of 619 has earned respect from fans and critics alike. Recently, Bret Hart called him one of the greatest of all time, noting that nobody can do what the Luchador does."I think Rey Mysterio is one of the greatest wrestlers of all time. Like, he’s right up there as the best there is, best there was, best there ever will be. He’s really good. He’s really special. Nobody can do what he does."Rey recently made his return to WWE programming after being out due to an injury for several months. He teamed up with John Cena and Sheamus in his return match to defeat Dominik Mysterio, JD McDonagh, and Finn Balor. The Master of 619 wrestled like he never took a break, showing everyone that he can still shine inside the squared circle at the age of 50.