Kinetic Wave
Level 19 Blaster
XP 2400

The object ahead suddenly glows with power, and a wave of kinetic energy rushes forth, smashing into you like an ocean wave.

Trap: When a creature steps within 5 squares of a particular object, often an altar, portal, or other obvious item of power, the object starts to exude kinetic energy that pushes living creatures away.Perception     Characters can’t use Perception to detect this trap.Arcana     DC 31: The character recognizes the object as the focus of a kinetic trap.Initiative +8TriggerWhen a creature comes within 5 squares of the focus object, the trap activates and rolls initiative.AttackStandard Action      Close burst 5
Target: All creatures in burstAttack: +22 vs. ReflexHit: 3d12 + 5 damage and push 3 squares and knock prone.Countermeasures     Thievery DC 31: An adjacent character can disable the trap with a successful check.
     A character can attack the focus object (AC 30, other defenses 27; hp 69). Destroying the focus disables the trap.

Published in Dungeon Master's Guide, page(s) 92.