Fan creators distribute their work as patch files (usually in .ips , .ups , or .bps formats) to comply with copyright guidelines. Players use online tools like ROM Patcher JS or desktop software like Lunar IPS to apply the patch file to a legally acquired, clean backup copy of the original Pokémon Ruby ROM.
The hack incorporates modern quality-of-life updates, such as improved TM compatibility and faster gameplay mechanics.
Technical Machines are no longer single-use, encouraging strategic experimentation.