What is the Gigantamax form?

[larvesta]

Blastoise is one of the powerful pokemon that can evolve into Gigantamax form. In this form, its size has increased to a massive level. It has 31 cannons covering its shell, and blastoise grows more menacing. Its armor became more powerful. It can attack powerful hydro pumps and ice beams. Its hp and defenses boost effectively. It can survive attacks and counter the enemy with powerful moves.