User blog comment:B214/Question and Answers/@comment-24053170-20131117200421/@comment-1359322-20131118023829

Super Devils are mutation of Devils meaning they have abilities common Devils don't have, also Ajuka has already shown it.


 * “From my point of view, all the phenomenon and abilities that occur in this World have rules and laws in them. I am able to get an answer by filling in the equations. I have liked calculations since I was a child. That’s why my demonic-powers became specialised in those areas. Look. I can do things like this.”

(Quoted from Volume 12)

So it's completely possible for Rizevim to specialized his demonic powers in nullifying Sacred Gears.