A Death Riders' star just became a World Heavyweight Champion. Following this, he has decided to show off his new title.Claudio Castagnoli has been a part of the AEW roster for the past few years. During this time, he has found a bit of success by winning the ROH World Championship and is also a former Trios Champion. He is also looking to win the Continental Championship by participating in the Continental Classic Tournament. Over the weekend, Claudio competed for the CMLL World Heavyweight Championship against Gran Guerrero at Viernes Espectacular. Claudio was able to put away Gran Guerrero to win the CMLL World Title.Following this win, Claudio Castagnoli took to his Instagram Stories to show off his newly won title. Check out his story here.Screengrab of Claudio Castagnoli's Instagram Story (Image credit: @claudiocsro stories on Instagram)Tony Khan sent a message to the Death Riders member after he became a World Heavyweight ChampionThis weekend promised to be a big one for wrestling fans, especially with Survivor Series:WarGames taking place in San Diego, California. However, one of the biggest news stories that emerged from this weekend was Claudio Castagnoli winning the CMLL World Title from Gran Guerrero. Therefore, many people have congratulated the Death Riders member since his big win.Even Tony Khan took to social media to congratulate Claudio Castagnoli for becoming a World Champion outside the promotion."Congratulations to @ClaudioCSRO, the NEW @CMLL_OFICIAL World Heavyweight Champion! On behalf of AEW, we’re very proud to have an @AEW star, especially one of Claudio’s immense stature, as Champion in CMLL! Congratulations to CMLL, I think that Claudio will be a great Champion!" Tony wrote.Check out Tony Khan's tweet here:It will be interesting to see who will be the first person to challenge Claudio Castagnoli for the CMLL World Title.