Question: how to get all the mega stones in pokemon let's go?
Answer: Starter (Venusaur, Charizard, and Blastoise) Mega Stone Locations. The Venusaur, Charizard, and Blastoise Mega Stones can be found in Pallet Town after beating Cinnabar Island gym, before fighting Viridian City gym. They are given to you by Blue and Professor Oak.