Pokemon Ultra Shiny Gold Sigma
Catch Pokémon through Generation IX, battle across many facilities and use Mega Evolution and Terastallization in this completed FireRed hack.
- Modern mechanics
- Status
- Completed
- Plays on
- PC · Android · iPhone (emulator)
- Base game
- Pokémon FireRed
- Version
- v1.5 (Completed)
- Made by
- Alex Sanchez
About Pokemon Ultra Shiny Gold Sigma
Catch Pokémon through Generation IX, use Mega Evolution and Terastallization, and battle in a wide range of facilities. Pokémon Ultra Shiny Gold Sigma is a completed GBA hack of FireRed by Alex Sanchez, version v1.5. It includes Alolan forms, legendary Pokémon and regional species without requiring trades for evolution. Battle Pyramid, Tower, Pike, Palace, Arena, Dome and Factory are available. Gym Leaders offer rematches across Johto, Kanto, the Orange Islands and Hoenn, while the PokéCenter second floor supports trading and Colosseum Battle Mode.
What's in it
- Includes more than 900 Pokémon from Generations I through IX, legendary Pokémon and Alolan forms.
- Use Mega Evolution and Terastallization.
- Trade evolutions can be completed with the Cable Link item in PC Storage.
- Adds evolution items including Cable Link, Metal Coat, King's Rock, Prism Scale and several Eevee evolution stones.
- Includes Battle Pyramid, Battle Tower, Battle Pike, Battle Palace, Battle Arena, Battle Dome and Battle Factory.
- Adds effects for entering new places, ash grass, high grass and micro grass.
- Shows colored stats with IV and EV suggestions.
- Fly widely and use Clear Bell to UltraFly between regions.
- Gym Leaders offer rematches in Johto, Kanto, the Orange Islands and Hoenn.
- Uses crystal-shaped, colored badges.
- Includes improved graphics.
- Includes a new music selection.
- Adds Pokémon, Eggs and events.
- The PokéCenter second floor supports trading, battles, Colosseum Battle Mode and Wonder Trade.
- Adds moves usable outside battle.
- The system clock has five changes.
- The system clock has seven weather periods.
- Adds new sprites, locations, tiles, trainer sprites, Pokémon sprites and graphics.
- Makes previously rare Pokémon from several regions easier to catch.
- Uses remastered sounds aligned with Pokémon Crystal.
- Adds new rivals.
- Strengthens Gym Leaders and adds new former Elite trainers.
- Includes Walking Wake, Gouging Fire and Raging Bolt among its legendary Pokémon.
- Uses decapitalized text.
- Includes Pichu Spiky-eared and Crystal Onix.
- Weather periods affect battles.
- Allows use of Dive and Vine Whip.
- Adds items, main characters, story, locations, music and events.
- Adds Pokémon icons, trades, bicycle fixes and Black and White-style improvements including capture experience, unlimited TM use, one-HP survival and a Repel system.
- Includes Pokémon location information and a Pokédex for indexing them.
Screenshots





Not sure how to install it?
A step-by-step walkthrough for GBA ROM hacks: emulators, patching tools and our in-browser patcher.
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