Playmation Marvel Avengers Gamma Gear Gamma Gear reacts to player movements, putting users into the Avengers action Load Smart Figures onto Power Activators to bring them to battle (Each sold separately. Subject to availability). Track progress and access new missions with AvengersNet app (see below for app details) Includes Gamma Gear fists, instructions, and 25 embedded missions. Missions require a Power Activator (sold separately). Additional missions available for download for Gear registered with the AvengersNet app. (see below for app details.)