The games ' releases marked the beginning of what would become a multi-billion dollar franchise , jointly selling millions of copies worldwide , and in NUMBER@1 they appeared in the MISC@1 under `` Best selling RPG on the MISC@2 '' and `` Best selling RPG of all time '' .

Reception Pokémon Red and Blue got good reviews , and their releases started the beginning of what would become a multi-billion dollar company , both selling millions of copies around the world .
