MGBA 3DS - GameBrew

mGBA is an emulator for running Game Boy Advance games. It aims to be faster and more accurate than many existing Game Boy Advance emulators, as well as adding features that other emulators lack. It also supports Game Boy and Game Boy Color games. It is also available for many platforms including Windows, Linux, macOS, PSVita, Nintendo 3DS, Switch and Wii.

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I really want to play my new copy of leaf green but I really don't

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MGBA 3DS - GameBrew

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MGBA 3DS - GameBrew

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DISCUSSION] New Super Ultimate Injector (NSUI), Page 60