Each version of Pokemon has the same core story ... Except for the inclusion of Pokemon Green, there have always been two ...
Pokemon Red and Green (Japan), Pokemon Red and Blue (USA), Pokemon Yellow 1996-1999 It all started with the 151 original, first-generation Pokemon from the Kanto region, which were introduced in ...
Pokemon Scarlet and Violet is adding Deoxys, Keldeo, and Zarude, but there's a pretty big catch if you want them.