Gurubashi arena chest for the achievement Gurubashi Arena grand master https://www.wowhead.com/achievement=396/gurubashi-arena-grand-master in not spawning on the Ragnaros-US server. Tested it myself this weekend camping the spawn point every hour for at least 20 mins each, also spending more time camping on the server time that wowhead says. In-game ticket response send me to report the bug