Shinies are very rare Pokemonthat have alternative colors. These alternative Pokemon forms were introduced back inPokemon Gold and Silver, during the second generation of the games, and have been a prominent element of the franchise since then. Initially, players had one chance in 8,192 to find...
there were admittedly some bugs and technical issues. Game Freak was quick to address some of these problems with a few updates, but it seems it's not done just yet.