How to Find and Catch Mewtwo in Pokémon HeartGold and SoulSilver

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Reviewed by Ishrak

Last Updated: April 20, 2025

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• Cerulean Cave
|
• Catching Mewtwo
|
• Video
|
• Q&A
|
• Tips
|
• Warnings

|Show more |Show less

Here is how to find Mewtwo in Pokémon HeartGold and SoulSilver. Get ready to catch the best Pokémon around!

Steps

Part 1

Part 1 of 2:

Cerulean Cave

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1. 
   1
   Defeat the Elite 4 and the champion, Lance.
2. 
   2
   Get to Cerulean City and find Cerulean Cave. Remember the location of it.
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3. 
   3
   Defeat the rest of the gyms.
4. 
   4
   Go back to the cave and find your way through it.
5. 
   5
   You'll see Mewtwo. Go up and talk to it, then get ready to catch it.
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Part 2

Part 2 of 2:

Catching Mewtwo

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1. 
   1
   Stock up on Ultra Balls, Dusk Balls, and Timer Balls.
2. 
   2
   Get a Psychic Pokémon and a Steel Pokémon.
3. 
   3
   Battle Mewtwo until it's at less than 50 percent of its health.
4. 
   4
   Throw your Ultra Balls and Dusk Bulls until it's caught. If the battle goes on for over 30 turns, throw your Timer Balls as well.
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Community Q&A

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• Question

  I noticed the screenshots in this article don't seem to be from Pokémon SoulSilver. Can you explain why?

  

  Lugia2453

  Top Answerer

  You are correct. The screenshots are from a ROM hack called Pokémon Liquid Crystal, which is a fan-made Game Boy Advance remake of Pokémon Crystal.

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Video

Tips

• Have a Pokémon that can inflict status effects such as paralysis and sleep. This will make it easier to catch.
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• Have plenty of Ultra Balls, Dusk Balls, and Timer Balls on you.
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• If you still have your Master Ball, you can throw that as soon as the battle starts for an instant capture.
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Warnings

• Always save your game before battling a legendary Pokémon.
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• Mewtwo is level 70, so be careful!
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