Fifty steps from the eorlingas/ guided by that which is sinister/ Through dreaming eyes
“I open door number one”
“Watch Out for that… ouch… ”
“Oh look, a glass wall between us and the treasure.”
It is a dusty rune. That should have been their first clue that it was dangerous.
"That is one really big door"
As traps, obviously there are the standard protection glyphs which engulf you in fire or freeze you when you try to open locks. And then there are the non-standard ones…
A Magical Puzzle Key for opening a door. Innocuous, somewhat simple, but fun to solve, if you like puzzles.
A magical barrier of acid blocks your path. Solve the puzzle to unlock the door.
A combination lock, possibly to open a chest or door or other entry point. A magical puzzle, for those interested.
Checkerboards on floors of dungeons… is there any greater bane to adventurers?
“It is a door, a stout wooden door with its frame, just standing there in the middle of the field. Why would someone put it there? And the important question, does it actually open to anything?”
Journal of Thomas Mccannon.
If the adventurers are smart, they can solve this riddle and get the information they need.
Then suddenly all your body paralizes and you hear a voice echoing in the distance "seems like another rat has been lured to my maze," this voice was terribly cold but playfull, "come on you are not already planning on leaving, the fun has only begun."