On Friday, a new limited time event in Pokémon Sun and Moon allows all players to collect four free Mega Stones.

The stones work on Latias, Latios, Ampharos, and Altaria. The distribution event will end on October 31 so hop on it while you still have time to.

Latias and Latios are two legendary dragon, psychic Pokémon. The duo was introduced in generation three, Ruby and Sapphire. Altaria is the evolved form of Swablu and a dragon, flying type that also first appeared in generation three. Ampharos is the evolved form of Flaafy. It's an electric type that was introduced in the Gold and Silver games. 

On September 19 The Pokémon Company will also start distributing different variations of Ash's Pikachu to players in Sun and MoonEach variation will be wearing a different hat from one of the many Pokémon television series that have aired throughout the years.

Also, Nintendo recently announced a dual pack for the upcoming Pokémon games, Ultra Sun and Ultra MoonThe pack will come with both games, 200 extra Pokéballs and sixteen art cards.

Ultra Sun and Moon will be available on November 17 later this year. If you haven't played the original Sun or Moon yet, both of those games are available now exclusively on the 3DS.