Blue Bomber - Rock 'Em Sock 'Em Robots The battle has been going since the mid-1960s but the fight is expanding beyond the ring when Pop! Blue Bomber comes into your Retro Toys collection. He's ready to knock his opponent's block off. Red Rocker better watch out. Which of the Rock 'Em Sock 'Em Robots will win the fight in your Retro Toys collection? Vinyl figure is approximately 3.75-inches tall.