Red/Blue: Its genetic code is irregular. It may mutate if it is exposed to radiation from elemental stones.
Gold/Silver: It has the ability to alter the composition of its body to suit its surrounding environment.
Its irregularly configured DNA is affected by its surroundings. It evolves if its environment changes.

Pojo.com is here to provide guidance to all Pokemon trainers out there.  Whether it's the Gameboy Game, N64 or the Trading Card Game, PoJo.com provides all the wisdom you desire. 

If you have cool game tips, a killer deck, or breaking news ... send them to us.  We'll post it on the site ... and give you all the credit.