Yugi was quick to pick up on what was going on and the changes that occurred and he couldn't help but place a hand lightly onto the stone walls, feeling his way as he went.

Going down the stone steps, Yugi was wondering just what on earth they were going to come across. it was exciting, yet quite nerving at the same time. But upon reaching the door and studying it carefully he turned to face the others and within a soft smile spoke.

"By the looks of it we need two round keys of some kind, or at least I assume the slots are for that type of thing."