Keeper of Secrets / Unholy Diver
For a long while I had been trying to figure out a centerpiece daemon to build to go along with my fairly metal Noise Marines. I wanted to build a Keeper of Secrets that would look like an album cover. Finally, I hit upon Dio's Holy Diver, and got down to work!
Melnikov Ivan "Nakatan"
Gold! And only partly for love of the reference. :)