Pokemon LeafGreen Cheat Codes for December 2025: Complete List

If you're replaying a classic Game Boy Advance title and want to speed up your adventure, using Pokemon LeafGreen cheat codes for December 2025 can be a game-changer. 

These cheats allow you to unlock rare items instantly, catch any Pokémon you want, walk through walls, or even experience shiny encounters without grinding for hours.  

Below, you will find updated info on what LeafGreen cheat codes are, how to use them safely, recommended cheat codes, and emulator tips.

What are Pokemon LeafGreen Cheat Codes?

Pokemon LeafGreen cheat codes are special inputs compatible with GameShark, Action Replay, or CodeBreaker devices. 

Since most players today use emulators like Visual Boy Advance (VBA), mGBA, MyBoy, or Delta, these cheats are entered directly into the emulator’s cheat menu.

These codes let you activate powerful enhancements such as:

- Infinite items

- No random encounters

- Wild Pokémon modifiers

- Legendary spawns

- Walk-through-walls

- Unlimited money or PP

- Shiny encounter triggers

Because the game is a remake of the original Kanto adventure, cheat give players more room to customize their journey, perfect for speedruns, challenges, or simply having fun.

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Pokemon LeafGreen Cheat Codes for December 2025

Before using any cheat, remember that not all codes work on every LeafGreen version. Most were originally created for LeafGreen V1.0, so players using V1.1 may experience crashes or glitches.

Recommended General cheat

These are the safest and most helpful codes for everyday gameplay:

All Badges: Instantly unlock all Kanto gym badges

No Random Battles: Explore without wild encounters

Catch or Steal Trainer Pokémon: Capture Pokémon from trainers

Infinite Money: Get unlimited cash

Walk Through Walls: Move through barriers freely

Legendary Teleport Codes: Instantly travel to legendary Pokémon locations

Unlimited PP: Skills never run out

Pokemon-Related cheat

These cheats let you modify encounters or customize Pokémon stats easily:

Wild Pokémon Modifier: Choose exactly which Pokémon appears

Legendary Modifier: Spawn any legendary instantly

Pokémon Level Modifier: Set wild Pokémon to any level

Shiny Pokémon Modifier: Guaranteed shiny encounters

Nature Modifier: Pick your Pokémon’s nature

Easy Catch Cheat: Make every Pokémon catchable in one try

Obtain All Three Starters: Charmander, Squirtle, and Bulbasaur in one run

Item Modifier Cheat

Useful for grinding, battles, and progression:

- Rare Candies in PC

- Master Balls in PC

- Miscellaneous Items

- TM/HM Modifier Codes

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Best Cheat Codes for Smooth Gameplay

Cheating too much at once may cause your game to freeze, crash, or corrupt your save file. If you're playing on a marathon run, it’s better to stick with stable codes.

Here are the best cheat to use:

- Rare Candy (for leveling fast)

- Master Ball or Easy Catch

- Walk Through Walls

- Wild Pokémon Modifier

- Infinite Money

These are widely tested and cause fewer problems than heavy modifier codes.

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Emulator Tips for Cheat Codes 

To make sure your cheat work properly, use the right emulator and assign the correct cheat type:

- Android: MyBoy (paid version recommended), Pizza Boy

- PC: mGBA, Visual Boy Advance

- iOS: Delta (most stable option as of 2025)

And here are the important tips:

- Use “Action Replay” or “CodeBreaker” depending on the cheat type.

- Add master codes first before any modifier cheat (shiny or encounter codes).

- Avoid running too many cheats at once, this can overload the game.

- Save frequently in a separate slot to avoid corruption.

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Conclusion

Using Pokemon LeafGreen cheat codes for December 2025 can dramatically enhance your gameplay, whether you're hunting shinies, building a perfect team, or just speeding through Kanto. 

Cheats are a fun way to explore the game differently, but it’s important to choose the right codes, use a stable emulator, and avoid activating too many at once. With the right setup, your LeafGreen experience can be smoother, faster, and more exciting than ever.

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FAQ

Are Pokémon LeafGreen cheat codes safe to use?

Yes, but using too many at once can cause crashes or corrupted save data.

Why are some cheat codes not working?

Your game version may be V1.1 instead of V1.0, or the cheat may require a master code.

Which emulator works best for Pokémon LeafGreen cheat?

Delta (iOS), MyBoy (Android), and mGBA or VBA (PC) are the most reliable.

Can cheat codes damage my save file?

Yes, especially if you activate multiple modifiers at once. Always back up your saves.

What are the best cheat for beginners?

Rare Candies, Master Balls, Walk Through Walls, and Infinite Money are great starters.