The only robot is imposing. The robot transformation / truck without the trailer is easy. It's a little harder to assemble a small trailer to hook to the truck, ditto for the wings to add Optimus to form plane. The scope of the form plane is very imp
a bit shaky still, from the first use, optimus head does decline more when truck release. a small tab that should be skipped, yet my 6 year old boy is not wild with his toys.
