Build d568c8c

Find FireRed and LeafGreen SID

Last updated: 2026-03-27 UTC
Hunt and Trade on PokemonRNG
LazyHunters
This page is for finding your SID in FireRed and LeafGreen.Looking for a different game? Check out these pages:
If you're using an emulator or GBA flashcart
  1. Load your save in PKHex or PKHeX Web and view the SID.
If you're playing Ruby or Sapphire

RNG for a TID/SID combination

  1. Follow the Ruby & Sapphire TID RNG Guide to obtain a specific TID and SID.

PokeFinder

  1. Open PokeFinder and click the "IDs" button in the "Gen 3" tab.
  2. Select the "RS" tab in the new window that appears.
  3. Check "Dead Battery" if you have a dead battery (likely), otherwise fill in the time and date you started the save.
  4. Enter your TID in PokeFinder's filters.
  5. Click "Generate" to get a list of possible SIDs.
  6. If you have multiple possible SIDs, save your game before choosing your starter.
  7. Attempt to RNG your starter for each SID. If you get a shiny, you found your SID.

Web tool with dead battery

  1. Go to Lincoln's SID Finder.
  2. Enter your TID and click the "TID" circle.
  3. Enter 5a0 as the "Initial Seed".
  4. Click "Generate" to get a list of possible SIDs.
  5. If you have multiple possible SIDs, save your game before choosing your starter.
  6. Attempt to RNG your starter for each SID. If you get a shiny, you found your SID.
If you already have a shiny
  1. Use EV-reducing berries if the Pokémon has battled to reset EVs.
  2. Open PokeFinder and go to "Gen 3 Tools" > "IV Calculator".
  3. Input the Pokémon's info to determine its IVs.
  4. Open "Gen 3 Tools" > "IVs to PID".
  5. Enter the Pokémon’s IVs, nature, and your Trainer ID.
  6. Search for results and determine the correct method:
    • Wild Pokémon: Methods 1-4.
    • Legendaries: Method 1.
  7. If multiple SIDs appear, attempt to RNG a shiny using each until you find the correct one.
If you play Emerald, didn't alter Dewford Trends, and have a dead battery
  1. Follow this guide
If you play Emerald, didn't alter Dewford Trends, and have a save under a day old
  1. Follow this guide
If you have a hacked Wii or Gamecube and a GBA-GC cable
  1. Dump your save with FIX94's gba-link-cable-dumper.
  2. Load your save in PKHex or PKHeX Web and view the SID.
If you have an NDS and NDS flashcart
  1. Dump your save with Rudolph's GBA Backup Tool.
  2. Load your save in PKHex or PKHeX Web and view the SID.
If you can transfer Pokemon to a hacked DSI, 3DS, or Switch
  1. Transfer a Pokemon up to your hacked console.
  2. Dump your hacked console's save
  3. Load your save in PKHex, PKSM, or PKHeX Web and view the SID.
If you have an NDS connected to WiFi and a Gen 4 game
  1. Join the Pokemon RNG Discord.
  2. Ask if someone is willing to check the SID of your Pokemon using the PokeClassic Network GTS.
  3. Transfer a Pokemon up to a Gen 4 NDS game.
  4. Put a Pokemon on the PokeClassic Network GTS.
  5. Tell the other person which Pokemon is yours.
If you can transfer Pokemon to Pokemon Home
  1. Transfer a Pokemon up to Pokemon Home.
  2. Join the Pokemon RNG Discord.
  3. Ask someone to check the SID of the Pokemon.
If you're okay using ACE and play Emerald
  1. Set up ACE with this guide.
  2. Use the "Read SID from Pokémon in box 9 slot 27" code in this pastebin, which sets your TID to be your SID.
  3. View your Trainer Card, which will now show your SID instead of TID.
  4. Soft reset to avoid saving the changes.
If you're okay starting a new save in Emerald
  1. Check the Shiny Starter guide.
If you're okay starting a new save in Fire Red or Leaf Green
  1. Start a new save
  2. Start a stopwatch when you press A to accept your name on the "YOUR NAME?" screen.
  3. Stop the stopwatch when your character shrinks and turns white, just before the character is in the moving truck.
  4. Open PokeFinder and click the "IDs" button in the "Gen 3" tab.
  5. Select the "FRLGE" tab in the new window that appears.
  6. Enter your TID in the TID field.
  7. Multiply the number of seconds on your stopwatch by 59.7275, and round down to get your likely advance.
  8. Subtract 50 from your likely adance and enter the result in the Initial Advances field.
  9. Add 50 from your likely adance and enter the result in the Max Advances field.
  10. Click "Generate" to get a list of possible SIDs.
  11. If you have multiple possible SIDs, save your game before choosing your starter.
  12. Attempt to RNG your starter for each SID. If you get a shiny, you found your SID.
If nothing above applies to you (last resort option)
  1. Try to randomly encounter a shiny.
  2. Follow the "If you already have a Shiny" section above.
Are we missing a method? Join the Pokemon RNG Discord and let us know!

Credits

  • Chinese translation: xuanyelin, Hakuhiro.
  • Italian translation: Fiask.
  • German translation: Parasite.