False-Floor Pit
Object
Level 1 TrapXP 100

Detect Perception DC 19

Immune attacks

Triggered Actions

⚔ Attack ✦ At-Will

Trigger: A creature enters one of the pit's squares.

Attack (Immediate Reaction): Melee 1 (triggering creature); +4 vs. Reflex

Hit: The target falls 10 feet to the bottom of the pit, taking 1d10 damage and falling prone.

Miss: The target returns to the last square it occupied and its movement ends immediately.

Effect: The false floor opens is no longer concealed.

Countermeasures

✦ Disable: Thievery DC 19 (standard action). Success: The false floor is jammed closed and the trap cannot attack.

Published in Halls of Undermountain, page(s) 36.