Mega Stone

What does Blastoisinite do in Pokemon X and Y?

  • One of the mysterious Mega Stones. Have Blastoise hold it, and this stone will enable it to Mega Evolve in battle
  • Evolves Blastoise into Mega Blastoise during battle.

Where can I find Blastoisinite in Pokemon X and Y?

  • Lumiose City (Professor Sycamore's Lab if you choose Squirtle)