The upcoming Canon EOS 90D and EOS M6 Mark II now already leaked online. Canon Australia has leaked product page, promo video, full specs sheet of both cameras. The official announcement is expected on August 28th, next week.
Canon EOS 90D product page at Canon AU. (Deleted)
Canon EOS 90D full specs sheet at Drive.Google
Canon EOS M6 Mark II full specs sheet at Drive.Google