Ranger Utility 6Arrow of the Savior
Your arrow saves a falling friend by pinning him or her to a nearby wall, or presenting a sudden handhold.
Immediate Interrupt Ranged weapon
Requirement: You must be wielding a bow or a crossbow.
Trigger: A creature in range falls and has a wall or floor within 1 square of it
Target: The triggering creature
Effect: The creature can attempt a saving throw to avoid falling farther. If successful, you can slide the creature 1 square to a horizontal surface, or to a vertical surface that the creature now climbs.
Published in Dragon Magazine 383, page(s) 50.