Try with this maybe? Little smaller and I went directly to the site to grab it.

Not sure if this is even remotely balanced but the art kinda reminded me of a twilight drake so I thought 'Hey lets make a card that might spawn some weird dragon warlock deck even though warlock doesn't really do dragons'

Make a legendary spell.

Golden Jaraxxus is the only golden legendary I've ever unpacked in my years of playing, albeit I've only recently put any money into the game for the newest adventure. Honestly, I was delighted when I unpacked it because it was literally the only legendary I wanted at the time; getting it in gold was even better!