Pokemon Omega Ruby GBA

Pokémon Omega Ruby and Pokémon Alpha Sapphire will take players on a
journey like no other as they collect, battle and trade Pokémon while
trying to stop a shadowy group with plans to alter the Hoenn region
forever.

FEATURES:

Embark on a new adventure through the Hoenn region, an area rich in
natural beauty, that contains a cave that shows a scene described in
legends.

Experience the awe of Primal Reversion, a new, extremely powerful
transformation undergone by Legendary Pokémon Groudon and Kyogre.

Get even closer to solving the mysteries of Mega Evolution as more
Pokémon gain this powerful ability.