Summary: Gun Showdown could have been a disastrous port of a so-so action game, but it ends up being a surprisingly solid game full of fun missions, crazy firefights and some cool extra goodies. Tweet This product was submitted by the publisher for review. As a rule, Defunct Games does not review games we spent money on. However, that does not always apply to classic/retro games. This specific product, however, came straight from a PR guy for the purposes of being reviewed!