|Some rampant macrolepiota can imitate the unpleasant effects of proactive puffed rice. That works out well for you as the Mush has given you its genotype.
This ability is active (0 AP cost) and secret. The door to be sabotaged is chosen at random from those in the room.
Quite useless because you are often discovered. But there is a trick... Trapper can be triggered by reporting broken equipment.