Cobalt is a ROM Hack of Pokémon Firered BPRE in English.
Entei, Raikou and Suicune are part of a trio known as the legendary Beasts. The Beasts all possess items of great power; the Molten Garnet, the Arctic Lapis-Lazuli and the Charged Topaz. If brought together, the items will create an energy with the potential of reshaping continents; flattening mountains; evaporate oceans. Team Aura have set out to capture the Beasts, to harness this energy.
Your brother won the Felith Pokémon League a few years ago. Now it's your turn to have an adventure in the world of Pokémon! After choosing either Treecko, Torchic or Mudkip, your adventure begins! Along the way, you'll investigate the shady Team Aura, venture to the Hoenn region, discover new Pokémon, win badges, go to a virtual world, battle trainers, and, at the end of it all, become a Pokémon Champion! What are you waiting for? Leap into the world of Felith in Pokémon Cobalt!