i found these codes in codejunkies..
all tested and worked..
enjoy, credit to codejunkies or to their original creator
Game ID: YW8P-5EA507E0
1. Score In Your Own Goal For Extra Goals
02079eac e3a01000
02079ed8 e3a03000
02079efc e3a03000
2. Max Gold Coins
12209edc 00000063
3. Max Silver Coins
12209ee0 00000063
4. Max Bronze Coins
12209ee4 00000063
for codes #1, you just need to make an own goal, and it will be counted as your goal..
for #2,3,4, u'll have infinite coins x)