He shrugged at the voice as he pulled the knife out and slapped something small on the wall next to the door. He grabbed Sapphire's arm with one hand and pulled a number of blunt pins from a pocket. "Firstly, might wanna hold of the mustard until after the door resists the blast charge. Secondly, furhur Hitler was well known for his interest in the occult, so I relieved my half of your men of their firing pins in case we had missed a patrol, or you had demons or undead around, and they wanted the heavier weapons. Thirdly, I wanna say that you might be getting more friends quickly, so I wouldn't charge just yet. Also fire in the hole."<br/><br/>They had never bothered sealing the doors, so once he was halfway up the stairs to the ground floor, he gave the powerful, magically enhanced powder the needed magical twist and set it off. He knew it was going to be big, but not exactly how big.