We thought we were being so smart. It was Pavel in fact, normally blundering along secure in his righteousness, who thought to look for a trip wire, and saw it. So we did like we did before: stood behind Tenniel and let her trip the wire with her polearm.
It was flour that poured from the ceiling in a big flammable cloud. We had a torch and the ensuing conflagaration consumed both our torchbearer and Perdu.
Pavel, as the surviving cleric, gave the last rites.