Genesis/Mega Drive games hacked by Unknown

Game Codes
Aaahh!!! Real Monsters (USA) 4
Addams Family, The (USA, Europe) 3
Adventures of Batman & Robin, The (USA) 9
Aero Blasters (Japan) 6
Aero the Acro-Bat (USA) 4
Aero the Acro-Bat 2 (USA) 1
Aerobiz (USA) 1
Aerobiz Supersonic (USA) 1
B.O.B. (USA, Europe) (Rev A) 11
Baby's Day Out (USA) (Proto) (August, 1994) 5
Game Codes
Ballz 3D - Fighting at Its Ballziest ~ Ballz 3D - The Battle of the Ballz (USA, Europe) 3
Barbie Super Model (USA) 1
Barbie Vacation Adventure (USA) (Proto) 2
Bare Knuckle III (Japan) 3
Barkley Shut Up and Jam 2 (USA) 2
Barkley Shut Up and Jam! (USA, Europe) 1
Barney's Hide & Seek Game (USA) 1
Bass Masters Classic (USA) 2
Bass Masters Classic - Pro Edition (USA) 9
Batman - Revenge of the Joker (USA) 3