its because the code is already used!
21356987263659
you have 2 buy a new mf beyblade an it has a online code 990-9179-363-478
Invalid code.
invalid code
try using a different password
invalid code
invalid ZIP Code
Invalid zip code.
32251 is an invalid CPT code
If you see the totem you turn that around and if you get a cheat wrong it will say invalid code and you need to press the dragon on the totem to activate the code
detects the invalid portion of the bcd number codes (1010-1111)
I suppose you are talking about the sweet treats collection codes. Every code is different, If you use a code that has already been entered it will say, 'invalid code'. You have to buy the dolls at walmart or target.