Depending on the build, you can catch Pokémon from Kanto, Johto, Hoenn, and Sinnoh, making for a massive Pokédex.

: Make sure to save your progress regularly to avoid losing your place in the game.

The name "Magma" refers directly to —the villainous organization from the Hoenn region that seeks to expand the landmass by awakening Groudon. In this hack, the story is often retooled to give Team Magma a more central, dangerous role. Some versions even let you play as a member of Team Magma, exploring morally grey choices.

: Once you've found a reliable source, download the ROM and follow the installation instructions. You may need to use a flashcard or a device like the Nintendo DS lite to play the ROM.

Load your clean HeartGold ROM and the Ruby Magma patch. Apply the patch. The output will be your .

This is a highly-rated "enhancement" or "improvement" hack of the original Pokémon Ruby. Key features usually include: