Pocket Monster Omega Ruby Alpha Sapphire: Akaki Jounetsu to Aoki Eichi

Pocket Monster Omega Ruby Alpha Sapphire: Akaki Jounetsu to Aoki Eichi are two Pokémon manga created by Hatha Shingo.
The Crimson Passion and Indigo Wisdom stories run parallel to each other and star twin brothers named Omega and Alpha. Each brother sets out to capture Groudon and Kyogre, respectively. The two stories were collected together in one volume.