[ Thnk is one mine deploying on the floor near him, and he looks quickly around, wondering what it was.

He spots the studded, yellow-lit shape, and then thnk goes another and he realises this is really not a good sign and he blurs on the air as a deafening explosion takes out the door.

He can feel the air heating behind him. But Alex is already through a different doorway and crashing into the far wall of an unoccupied room. He stays there for several seconds, just rasping in breath and making noises of panic. Then he manages to turn around, towards the room's door, shaking the icicles out of his hands so that he can defend himself. ]