Street Smart.

 No.  Code  Effect
   1  AY4T-BA2A  Start with 6 lives
   2  A24T-BA2A  Start with 7 lives
   3  A64T-BA2A  Start with 8 lives
   4  ALCA-AA5T  Infinite lives for both sides  
   5  AB2A-BE88  Infinite time
   6  AK2A-BE88  Time goes by 2x as fast
   7  AV2A-BE88  Time goes by 4x as fast
   8  ATZA-AAE4  Start with 0 credits
   9  ATZA-ALE4  Start with 5 credits
 10  ATZA-ARE4  Start with 7 credits
 11  ATZA-AWE4  Start with 9 credits
 12  ALCA-AA8W    Infinite credits
 13  P2TA-BE1J  Start on Stage 2
 14  P2TA-BJ1J  Start on Stage 3
 15  P2TA-BN1J  Start on Stage 4
 16  P2TA-BT1J  Start on Stage 5
 17  P2TA-BY1J  Start on Stage 6
 18  P2TA-B21J  Start on Stage 7
 19  P2TA-B61J  Start on Stage 8
 20  P2TA-BA1J  Start on Stage 9