If there is any controversy it will just gain them more attention. They would surely make a statement regarding it, and then it would be put to rest. But I don't foresee any of that happening, because if there was going to be any controversy it would have happened after they played Orion.
2.2 Unpure / Infinitum Obscure / Volahn
2.13 Volahn / The Haunting Presence
4.5 Antaeus / Demoncy / Volahn