Blastoise is the final evolution of squirtle, when squirtle reaches to level 16 it evolves into wartortle and at level 36 it evolves into blastoise. It is one of the powerful water type pokemon, blastoise evolution further go in series such as it has ability to evolve into mega blastoise with the help of blastoisinite stone, which enhance this speed and power. Plus it has the ability to evolve to Gigamantax blastoise.