Articuno and Zapdos, both obtainable in Pokemon X and ... catch the Legendary Pokemon from the Unknown Dungeon but also Mega Evolve it. With Mew being the original Pokemon that Mewtwo was based ...

Arceus was a childhood dream come true. Despite “Gotta catch ‘em all” being the series’ slogan, this is the first time a main series game has actually been about catching Pokémon rather than battling ...