Build cdead80

Egg RNG

Last updated: 2026-06-01 UTC
1
Set up
2
Pick an Egg
3
Hit your seed
4
Get PID
5
Get IVs

Set up

Pick an Egg

  1. Enter your egg details in the tool below and press "Generate".
  2. If you don't know the parent IVs, leave them blank.
  3. Press "Select" on the target Pokemon you want to hatch.
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HP
ATK
DEF
SPA
SPD
SPE
HP
ATK
DEF
SPA
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SPE
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SelectHeld AdvancePickup AdvanceHPAtkDefSpASpDSpeNatureAbilityShinyGenderHP TypeHP PowerDelaySecondPIDSeed
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Prepare the save

  1. If you're on Platinum, set your console date to 12/31/2099 on NDS or 12/31/2050 on 3DS.
  2. Have at least one Chatot with Chatter (two is optimal).
  3. Optionally have a Pokemon with Flame Body or Magma Armor in your party to speed up hatching.
  4. Switch your Poketch to the Coin Flip app.
  5. Save inside the daycare.

Prepare the console

  1. Set your console date to Unknown date.
  2. Start setting your console time to Unknown time, but don't confirm it just yet.
Confirm time screen
Confirm time screen

Hit your seed

  1. Simultaneously press A to set the console time and start the timer below.
  2. Exit the settings on your console and restart your console.
  3. When the first timer ends, press A to start the game.
  4. Get to the screen where you load your save.
  5. Immediately press A when the second timer to goes off.

Calibrate the seed

  1. Click "Generate" below to generate a list of possible seeds you hit.
  2. Flip the coin in the Poketch and click the heads or tails buttons below to filter results.
  3. If you have one result left and it isn't your target seed, click "Calibrate".
  4. Try to hit your target again.
  5. If the "Flip Delay" column is checked for the Pokémon you hit, take one of these actions:
    • For Any game, insert a GBA cart
    • For HeartGold and SoulSilver, use the touch screen to press the down and up arrows on the continue screen.
    • For Diamond, Pearl, and Platinum, click "New Game", then press B to return to the continue screen.
    • If you've flipped the delay, you need to keep flipping it every time.
CalibrateIs TargetFlip DelayDelay OffsetSecond OffsetSeedDelaySecondCoin Flips
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Get PID

  1. Press "Generate" below to generate a list of possible RNG advances for your PID.
  2. Flip the coin in the Poketch and click the heads or tails buttons to track your current advance.
  3. Stop right before your target advance, then move on to the next step.
Find your seed first
Find your target first
Target/SeenAdvanceCoin Flips
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Get IVs

  1. Press "Generate" to view a list of Chatter pitches.
  2. View Chatot's summary to hear the Chatter sound.
  3. Select "Low", "Medium", or "High" to match the pitch you hear and identify your current RNG advance.
  4. Repeat steps 2 and 3 until you're 1 advance before your target.
  5. Exit the party and run around the daycare, ocassionally checking with the Daycare Lady to see if an egg is ready. (Do not go outside to check!)
  6. Once an egg is ready, go get it!
Find your seed first
Find your target first
Reference sounds:
Record the "Low" sound with the "Chatter" ability to use these.
Filters:
Target/HeardAdvancePitchPitch Value
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Congratulations!

Want to check your IVs? Use our IV calculator to make sure they're correct!