hmmmmmm...im looking for a shiny umbreon....anyways back on topicSecond gen for sure. It has a lot of my favorite Pokemon (Umbreon, Espeon, Suicune, Ampharos, Typhlosion...) and the Pokemon have awesome design in general~ it just has a unique Pokemon-ness to it. x3
besides, Crystal was the first Pokemon game i ever played, and i'll love 2nd gen forever~♥