The Mega Brands Iron Man 2 MetalOns - Mark 6 will keep him busy for hours. This building set features the design of Tony Stark s Iron Man armor including the new triangular shaped repulsor technology. With its revolutionary magnetic design this 26-piece kids building set can be built and taken apart in seconds. All Iron Man 2 MetalOns are fully compatible with each other allowing you to build your own custom armors for any situation.