Clamping Stairs
Level 7 Obstacle
XP 300

Individual slats on these stairs give way when stepped on, catching feet in their clamping embrace.

Trap: The stairs in this area are designed to prevent characters from moving up the stairs, trapping them in place.Perception     DC 28: The character notices the hinges and seams and realizes that the stairs can give way when stepped on.     DC 23: The character spots several seams in the stairs, but does not notice any of the moving parts.Initiative +5TriggerEach time a character moves in the trap’s area, it activates. It makes an attack for every square a character moves, as described below.AttackOpportunity Action      Melee 1
Target: The triggering creatureAttack: +10 vs. ReflexHit: The character takes 1d4 damage and is immobilized and grants combat advantage to all attackers (save ends both).Miss: The character is slowed (save ends).Countermeasures     Thievery DC 24: A character adjacent to or in the trap’s area can attempt a successful check to disarm it. Three successes defeat the trap.

Published in H3 Pyramid of Shadows, page(s) 37.