Rust Chamber Mechanical trap This trap is activated when an intruder steps on a hidden pressure plate, releasing ground up rust monster antennae from the ceiling. The DC is 15 to spot the pressure plate, as well as rust on the floor. The trap activates when more than 20 pounds of weight is placed on the pressure plate, causing ground up rust monster antennae to fall from the ceiling, forming a cylinder that is 30 feet tall and has a diameter of 5 feet.
Detection
DC 13 Perception
Disarm
DC 15 Dexterity (thieves' tools) (estimated)
Trigger
An intruder steps on a hidden pressure plate, releasing ground up rust monster antennae from the ceiling
Effect
Rust Chamber Mechanical trap This trap is activated when an intruder steps on a hidden pressure plate, releasing ground up rust monster antennae from the ceiling.
Countermeasures
• A successful check disables the trap
• The trap can be triggered safely from a distance