Pokémon Adventures (Ruby and Sapphire), Vol. 22 (Kobo eBook)
As the battle between Legendary Pokémon Groudon and Kyogre rages on, so does the battle to control the orbs that control them. Then, when tragedy strikes, long hidden secrets are revealed, and Ruby comes to a profound realization.
Now, what role will Ruby's secret sixth Pokémon play in turning things around...?