As he made his way down, armed cultists would begin appearing around the room, alerted by the trap, and taking up defensive positions. The room crackles with magic; based on where they're standing, it looks like they're in safe places, protected from the magics that are swelling to flood the room with some kind of elemental attack, again. Six of them in total, though he sees the afterimages of illusions, which his goggles help pierce, likely making it look like there's dozens more.