Collapsible and Expanding Shield
Standard shield in regular form. Minor Action: Personal, Stance, Until stance ends, you are slowed and considered to have partial concealment. Standard Action, Encounter: you create a wall in an adjacent square that provides total concealment to one square behind it and partial concealment to two adjacent squares. This effect lasts until you end it with a minor action. For the duration of the effect, you are immobilized as long as you are holding the Angel Wing shield.
Angel Wings are popular with defensive minded fighters. It’s nice to bring your own cover into the field with you. Their name actual comes from their form as the high tensile panels that collapse into each resemble feathers and a fully deployed shield looks like an enveloping wing.