1636 Pokemon Fire Red - U-- Squirrels -

Because thousands of community developers built their engines targeting this exact CRC32 hash, almost all major FireRed-based projects explicitly list "1636 Squirrels" as an absolute prerequisite. The Gateway to Modern Fan Games

Because of copyright and intellectual property laws, developers of Pokémon fan games cannot legally distribute complete games containing Nintendo’s proprietary assets. Instead, they distribute a lightweight file called a (usually in .ips , .ups , or .bps formats). 1636 Pokemon Fire Red - U-- Squirrels

. While it may look like just another file name, it is the mandatory foundation for nearly every major modern ROM hack. Why "Squirrels"? 1636 Pokemon Fire Red - U-- Squirrels