Azief when he was at Earth X had never seen a faerie. They usually only show themselves to the people they wanted.
Arial however had seen his fair shares of faeries and from what he said, faeries are an annoying bunch.
But right now, with his Divine Sense, any concealment magic could not hide from him
The only way that it could hide from him if the concealment magic uses some kind of other Laws system or is a superior magic of concealment that could distort his perception of energy and laws of the world
His gaze then went back to the seas and other than the sea monsters in the bottom of the sea slumbering, there is also the Merpeople.
They are basically Merman and Mermaids. Half human, half fish. However, that is not really accurate to describe the Merpeople of Earth X.
Merpeople itself is a term that humans and Demonkind use to refer to that race. They have a different name and a different culture from the Living Things On the Surface.