Oliver stepped in front of the mirror and transformed his entire body into void.
The result was that he became like a shadowy creature—except he wasn't really a creature at all, but void in the shape of a human.
In that form, if he walked into a wall, he would pass right through it.
But this wasn't some phase-through ability—it was the ability to erase the wall entirely.
'Anything that attacks me basically becomes nothing,' he thought.
Still, as the wielder of this power, he was well aware that it wasn't without weaknesses, even if it seemed like it was. In the end, everything had a weakness.
It was just that some weaknesses were incredibly small—and the weakness of Void Body Transformation was one of the smallest.
Moreover, Evylin had told him that even if he fully transformed his body into void, beings far above his level were still far too dangerous for him.
