Also inclinded more to believing it myself, as officially posted Blizzcon props are seen in one of the ‘leak’ images in digital form:
https://cdn.discordapp.com/attachments/679773016703762440/1167466576518324304/image.png?ex=654e3afa&is=653bc5fa&hm=1c614974b386430b3cfac62eadb5ea2b1c8e8f1516d7c186bcbf7565f8aa371a&
https://cdn.discordapp.com/attachments/679773016703762440/1167466737755758613/image.png?ex=654e3b20&is=653bc620&hm=3433ca9372ff6311bf1f538a29a67d94e5e57aecd6ae1192df5dcae251c8c8ed&
First being 4 from the leak image shown on the wowhead page about the leak, the last being from Blizzards blizzcon prop tweat at https://twitter.com/Warcraft/status/1716499746204823985