Mega Stones - Pokemon X and Y Guide - IGN

Mega Evolution is a new type of evolution that affects a small number of Pokemon in X and Y (see also: Mega Stones in Omega Ruby/Alpha Sapphire). For a Pokemon

Mega Gardevoir - Pokemon X and Y Guide - IGN

Pokemon X/Y Mega Stone Guide

Cyllage City Gym - Pokemon X and Y Guide - IGN

All Mega Stone Locations in Pokémon Omega Ruby & Alpha Sapphire - Guide & Walkthrough

Post Game Champion Quests - Pokemon X and Y Guide - IGN

All mega stones in Sun&Moon : r/pokemon

Starter Pokemon - Pokemon X and Y Guide - IGN

Route 19 - Grande Vallee Way - Pokemon X and Y Guide - IGN

Mega Stone - Bulbapedia, the community-driven Pokémon encyclopedia

Legendary Pokemon - Pokemon X and Y Guide - IGN

Mega Stone Locations - Pokemon: Let's Go, Pikachu! Guide - IGN

Lumiose City - Vernal Avenue - Pokemon X and Y Guide - IGN