All 386 Pokémon from the first three generations are obtainable in a single save file.
Specialized, hidden tiles exist throughout the world that guarantee a Shiny encounter when stepped on. How to Install Version 1.22
Trade-based evolutions have been modified; you can now evolve Pokémon like Alakazam or Golem through other in-game methods.
At the beginning of the game, you can choose to visit a secret facility to catch your own first Pokémon, such as a Larvitar , instead of choosing from Professor Oak's three starters.
The game includes a new "Four-Point Island" and previously event-exclusive areas like Birth Island and Navel Rock . Legendary events for Mew, Lugia, Ho-Oh, and Celebi are fully integrated into the world.
Pokémon Ultra Violet (Version 1.22) is one of the most celebrated ROM hacks of the Game Boy Advance era, designed to provide a "definitive" Kanto experience. Developed by LocksmithArmy, this overhaul of Pokémon FireRed allows players to complete the entire Pokédex without external trading or hardware limitations.
Unlike other "enhancement" hacks that drastically change the world, Ultra Violet remains faithful to the original FireRed while adding massive quality-of-life improvements: