Various pokemon sprites altered to look like characters from Ginga Nagareboshi Gin. They are (from left to right): Akakabuto, Gin, Riki, Cross, Smith, John, Akame, and Ben.
BTW has anyone ever noticed that Mightyena's shiny form looks a little bit like Riki?
Pokemon (c) Nintendo
Ginga Nagareboshi Gin (c) Yoshihiro Takahashi