It's been a long time, I don't ever recall doing it. I wish we could. I do not need torq for any reason but I thought I did and now it's just... around... I want my transmute back .
Deconstructing Mythics has never been a thing that was possible. And, if anything, anyone who remembers doing it had a bug that somehow allowed it. But it has never been an actual thing that should be expected to be done.