Draw a line from the center of the attacker's space or burst to the center of the target's space.

• Lesser Cover +1 circumstance bonus to AC if line passes through creatures but no objects.

• Cover +2 circumstance bonus to AC, Reflex saves against area effects, and Stealth checks to Hide or Sneak. You can use Take Cover to increase this to greater cover.

• Greater Cover As cover, but a +4 bonus.