Mega Evolution is a temporary transformation affecting Pokémon that was introduced in Generation VI. Mega-Evolved Pokémon are identified by having "Mega" in front of their name. There are 13 species of Pokémon in Pokémon Solar Light & Lunar Dark that are capable of Mega Evolution.
A Mega-Evolved Pokémon has different base stats, with the exception of HP, and can have a different Ability and type from its non-Mega-Evolved form. Every Mega-Evolved Pokémon has a base stat total 100 points higher than that of its base form.
Pokémon capable of Mega Evolution