Pokémon Altair is a fan-made role-playing game for the Game Boy Advance set in the Hoenn region. The storyline unfolds three years after Champion Brendan's retirement, following the calamitous Hoenn Catastrophe caused by a meteor shower. This event altered the landscape and led to the extinction of many Pokémon while introducing new species called Meteoric Pokémon, alongside a sinister trio of powerful Pokémon.
Three years ago, shortly after the crowning and subsequent retirement of Champion Brendan, Hoenn was battered by an enormous number of meteors. This disaster, known as the Hoenn Catastrophe, greatly transformed Hoenn's landscape, turning much of the southern end into a barren wasteland and destroying the Battle Frontier, among other things. This also had a profound change on the wildlife, driving many species to extinction. More strangely, new species of Pokemon, known as Meteoric Pokémon, began appearing everywhere. At the forefront were three very powerful and evil Pokemon...