The Mega Stones are a new form of evolutionary item introduced in X & Y. These items, when hold, activate Mega Evolution for their specific Pokémon, allowing them to evolve into far stronger forms for the duration of battle.

Picture	Name	Effect
	Abomasite	One of a variety of mysterious Mega Stones. Have Abomasnow hold it, and this stone will enable it to Mega Evolve during battle.
	Absolite	One of a variety of mysterious Mega Stones. Have Absol hold it, and this stone will enable it to Mega Evolve during battle.
	Aerodactylite	One of a variety of mysterious Mega Stones. Have Aerodactyl hold it, and this stone will enable it to Mega Evolve during battle.
	Aggronite	One of a variety of mysterious Mega Stones. Have Aggron hold it, and this stone will enable it to Mega Evolve during battle.
	Alakazite	One of a variety of mysterious Mega Stones. Have Alakazam hold it, and this stone will enable it to Mega Evolve during battle.
	Altarianite	One of a variety of mysterious Mega Stones. Have Altaria hold it, and this stone will enable it to Mega Evolve during battle.
	Ampharosite	One of a variety of mysterious Mega Stones. Have Ampharos hold it, and this stone will enable it to Mega Evolve during battle.
	Audinite	One of a variety of mysterious Mega Stones. Have Audino hold it, and this stone will enable it to Mega Evolve during battle.
	Banettite	One of a variety of mysterious Mega Stones. Have Banette hold it, and this stone will enable it to Mega Evolve during battle.
	Beedrillite	One of a variety of mysterious Mega Stones. Have Beedrill hold it, and this stone will enable it to Mega Evolve during battle.
	Blastoisinite	One of a variety of mysterious Mega Stones. Have Blastoise hold it, and this stone will enable it to Mega Evolve during battle.
	Blazikenite	One of a variety of mysterious Mega Stones. Have Blaziken hold it, and this stone will enable it to Mega Evolve during battle.
	Cameruptite	One of a variety of mysterious Mega Stones. Have Camerupt hold it, and this stone will enable it to Mega Evolve during battle.
	Charizardite X	One of a variety of mysterious Mega Stones. Have Charizard hold it, and this stone will enable it to Mega Evolve during battle.
	Charizardite Y	One of a variety of mysterious Mega Stones. Have Charizard hold it, and this stone will enable it to Mega Evolve during battle.
	Diancite	One of a variety of mysterious Mega Stones. Have Diancie hold it, and this stone will enable it to Mega Evolve during battle.
	Galladite	One of a variety of mysterious Mega Stones. Have Gallade hold it, and this stone will enable it to Mega Evolve during battle.
	Garchompite	One of a variety of mysterious Mega Stones. Have Garchomp hold it, and this stone will enable it to Mega Evolve during battle.
	Gardevoirite	One of a variety of mysterious Mega Stones. Have Gardevoir hold it, and this stone will enable it to Mega Evolve during battle.
	Gengarite	One of a variety of mysterious Mega Stones. Have Gengar hold it, and this stone will enable it to Mega Evolve during battle.
	Glalitite	One of a variety of mysterious Mega Stones. Have Glalie hold it, and this stone will enable it to Mega Evolve during battle.
	Gyaradosite	One of a variety of mysterious Mega Stones. Have Gyarados hold it, and this stone will enable it to Mega Evolve during battle.
	Heracronite	One of a variety of mysterious Mega Stones. Have Heracross hold it, and this stone will enable it to Mega Evolve during battle.
	Houndoominite	One of a variety of mysterious Mega Stones. Have Houndoom hold it, and this stone will enable it to Mega Evolve during battle.
	Kangaskhanite	One of a variety of mysterious Mega Stones. Have Kangaskhan hold it, and this stone will enable it to Mega Evolve during battle.
	Latiasite	One of a variety of mysterious Mega Stones. Have Latias hold it, and this stone will enable it to Mega Evolve during battle.
	Latiosite	One of a variety of mysterious Mega Stones. Have Latios hold it, and this stone will enable it to Mega Evolve during battle.
	Lopunnite	One of a variety of mysterious Mega Stones. Have Lopunny hold it, and this stone will enable it to Mega Evolve during battle.
	Lucarionite	One of a variety of mysterious Mega Stones. Have Lucario hold it, and this stone will enable it to Mega Evolve during battle.
	Manectite	One of a variety of mysterious Mega Stones. Have Manectric hold it, and this stone will enable it to Mega Evolve during battle.
	Mawilite	One of a variety of mysterious Mega Stones. Have Mawile hold it, and this stone will enable it to Mega Evolve during battle.
	Medichamite	One of a variety of mysterious Mega Stones. Have Medicham hold it, and this stone will enable it to Mega Evolve during battle.
	Metagrossite	One of a variety of mysterious Mega Stones. Have Metagross hold it, and this stone will enable it to Mega Evolve during battle.
	Mewtwonite X	One of a variety of mysterious Mega Stones. Have Mewtwo hold it, and this stone will enable it to Mega Evolve during battle.
	Mewtwonite Y	One of a variety of mysterious Mega Stones. Have Mewtwo hold it, and this stone will enable it to Mega Evolve during battle.
	Pidgeotite	One of a variety of mysterious Mega Stones. Have Pidgeot hold it, and this stone will enable it to Mega Evolve during battle.
	Pinsirite	One of a variety of mysterious Mega Stones. Have Pinsir hold it, and this stone will enable it to Mega Evolve during battle.
	Sablenite	One of a variety of mysterious Mega Stones. Have Sableye hold it, and this stone will enable it to Mega Evolve during battle.
	Salamencite	One of a variety of mysterious Mega Stones. Have Salamence hold it, and this stone will enable it to Mega Evolve during battle.
	Sceptilite	One of a variety of mysterious Mega Stones. Have Sceptile hold it, and this stone will enable it to Mega Evolve during battle.
	Scizorite	One of a variety of mysterious Mega Stones. Have Scizor hold it, and this stone will enable it to Mega Evolve during battle.
	Sharpedonite	One of a variety of mysterious Mega Stones. Have Sharpedo hold it, and this stone will enable it to Mega Evolve during battle.
	Slowbronite	One of a variety of mysterious Mega Stones. Have Slowbro hold it, and this stone will enable it to Mega Evolve during battle.
	Steelixite	One of a variety of mysterious Mega Stones. Have Steelix hold it, and this stone will enable it to Mega Evolve during battle.
	Swampertite	One of a variety of mysterious Mega Stones. Have Swampert hold it, and this stone will enable it to Mega Evolve during battle.
	Tyranitarite	One of a variety of mysterious Mega Stones. Have Tyranitar hold it, and this stone will enable it to Mega Evolve during battle.
	Venusaurite	One of a variety of mysterious Mega Stones. Have Venusaur hold it, and this stone will enable it to Mega Evolve during battle.