Hey Scooter I was doing some reading and I came across a link that leads me to believe there is a chance that the Riddler is a Pectinia rather than mycedium. Hard to call. Link here:
https://reefbuilders.com/2012/02/07/sulawesi-coral/
Here is a terrible old picture of that coral. In spite of it fighting some coral wars and losing one side, it sort of looks like it has a central corallite?
![](http://i882.photobucket.com/albums/ac29/soapy_photos/riddler_old_DSC02689_zps3pwgogxx.jpg)