Fisher-Price TRIO Green Lantern Kilowog Cannon Set Trio DC Super Friends Green Lantern Kilowog Battalion Cannon building set The Trio DC Super Friends Kilowog Cannon set provides more ways for kids to build their creativity The set includes a variety of bricks, sticks, and panels plus unique specialty pieces TRIO Kilowog Cannon offers great building fun Build a Green Lantern Kilowog Cannon that launches projectiles!