It's about as basic as they come, but it does the job. So what if they didn't get the license. It's fast, but the ladders are a pain to climb. It's colourful, but there's a fair bit of attribute clash. The sounds are memorable, but the barrel buzzing will drive you crazy. Oh, they've thrown in a training mode too, so you can play any of the four available levels to your heart's content. For 1983 it's a definite winner, play it forty years later however and you might be hard pressed to get the same level of enjoyment out of it.