"Tell them only that Kael'thas is dead...and that Illidan Stormrage...died with him...for this setback, we were NOT prepared..."
If you are particularly bold, you could use a Shiny Ditto. Do keep in mind though, this will infuriate your opponents due to Ditto's beauty. Please do not use Shiny Ditto. You have been warned.
This sounds like an amazing feature and im quite hyped. Of course we will have to wait to see what it actually turns out to be, but so far it sound very interesting.