Because direct linking to ROMs is against most platforms' ToS, here is the and sites to use:
As you progress through the game, you'll encounter eight Gym Leaders, each specializing in a specific type of Pokémon. Defeat them to earn Badges, which are essential to becoming the Pokémon Master.
: Unzip the download and copy the luma folder directly to the root of your 3DS SD card. Merge and overwrite any existing folders when prompted. download pokemon supernova sun v105 expanded upd
The "Expanded" version includes all 802 Pokémon available in the wild, while the "Standard" version keeps the original Pokédex availability but increases difficulty.
: Detailed documentation and patch files are hosted on Project Pokémon . Because direct linking to ROMs is against most
This mod often conflicts with official Nintendo eShop updates. If your game is updated to v1.2 via the eShop, the mod may not work unless you use the specific "Update" compatible files provided in the download.
: Detailed encounter tables and trainer data are often provided as PDF guides alongside the download to help you plan your team. Are you planning to play this on a physical 3DS console or through the Citra emulator Merge and overwrite any existing folders when prompted
If you decide to pursue it, treat the search like a research project. Use forums, not search engines. Read the full threads. And never, ever run an executable file from a Pokemon hack download link.