Game Boy Advance
Backyard Football (USA) Backyard Football (USA) Backyard Football (U) [!]
Languages Size CRC32 Region Serial
English 4M 7CCC79B4 USA AGB-AYFE-USA
Master Codes
by MadCatz
Codebreaker/GameShark SP/Xploder 
9985FD4BC655
EB6A13039D86
9F60C0A5E306
by MadCatz
Codebreaker/GameShark SP/Xploder 
32390F3FDD4F
by MadCatz
Codebreaker/GameShark SP/Xploder 
32392E3FCD2E
by MadCatz
Codebreaker/GameShark SP/Xploder 
3233073DF54F
by MadCatz
Codebreaker/GameShark SP/Xploder 
3233263DE52E
by MadCatz
Codebreaker/GameShark SP/Xploder 
83026462E930
by MadCatz
Codebreaker/GameShark SP/Xploder 
C3395D6993D7
by MadCatz
Codebreaker/GameShark SP/Xploder 
3E688B36DD4B
by MadCatz
Codebreaker/GameShark SP/Xploder 
DD429324B7C3
by MadCatz
Codebreaker/GameShark SP/Xploder 
3E688B34D54B
by MadCatz
Codebreaker/GameShark SP/Xploder 
DD429326BFC3