Growl.

 No.  Code  Effect
   1  ETBT-AA42  MASTER CODE--MUST BE ENTERED  
   2  R1XA-C6W2  Infinite energy
   3  AVHT-AA6W  Infinite credits
   4  ABPA-GAC8  Each pistol has 0 bullets
   5  AKPA-GAC8  Each pistol has 2 bullets
   6  AVPA-GAC8  Each pistol has 4 bullets
   7  BBPA-GAC8  Each pistol has 8 bullets
   8  AW9T-AA4Y  Each pistol has infinite bullets
   9  ABPA-GADA  Each AK-47 has 0 bursts
 10  AKPA-GADA  Each AK-47 has 2 bursts
 11  AVPA-GADA  Each AK-47 has 4 bursts
 12  A3PA-GADA  Each AK-47 has 6 bursts
 13  AXAA-AA5N  Each AK-47 has infinite bursts
 14  ABPA-GADC  Each rocket launcher has 0 rockets
 15  AKPA-GADC    Each rocket launcher has 2 rockets
 16  A3PA-GADC  Each rocket launcher has 6 rockets
 17  BBPA-GADC  Each rocket launcher has 8 rockets
 18  AXAT-AA3A  Each rocket launcher has infinite rockets
 19  ACHT-B69T  Each object picked up is nothing
 20  AGHT-B69T  Each object picked up is a knife
 21  ALHT-B69T  Each object picked up is an iron bar
 22  ARHT-B69T  Each object picked up is a sword
 23  AWHT-B69T  Each object picked up is a pistol
 24  A0HT-B69T  Each object picked up is an AK-47
 25  A4HT-B69T  Each object picked up is a rocket launcher
 26  A8HT-B69T  Each object picked up is a whip
 27  BCHT-B69T  Each object picked up is a grenade