Springing out from hiding, you deliver a swift attack and move away before your enemy can figure out what just happened.

Encounter   ✦     Martial, Weapon
Standard Action      Melee or Ranged weapon

Requirement: You must be wielding a crossbow, a light blade, or a sling.

Target: One creature from which you are hidden

Attack: Dexterity vs. AC

Hit: 2[W] + Dexterity modifier damage.

Effect: The attack doesn't cause you to stop being hidden, and you can move up to your speed as a free action.

Published in Into the Unknown: The Dungeon Survival Handbook, page(s) 54.