Master Code – Must Be Entered
EABT-AA4W
Special Attack Uses No Energy
AB8A-AACW
Special Attack Uses 1/2 As Much Energy
AB8A-ANCW
Normal Attacks Use No Energy
R1DT-A60R
Normal Attacks Gain Energy Instead Of Losing It
P1DT-BD0R
Start With Maximum Energy
AA4A-BB96
Infinite Credits
AJ7A-AA3R
Each Energy Unit Is Worth 2 Times As Much
AB9T-CTE0
Each Energy Unit Is Worth 4 Times As Much
AB9T-DAE0
Each Energy Unit Is Worth 8 Times As Much
AB9T-CAN0
Start On Mission 2 – Expel The Aliens
9WET-BCS4
CWET-B998
ACET-AGH6
Start On Mission 3 – Alien’s Nest
9WET-BCS4
CWET-B998
ACET-ANH6
Start On Mission 5 – Save The Laboratory
9WET-BCS4
CWET-B998
ACET-A2H6
Start On Mission 6 – Night Crawler
9WET-BCS4
CWET-B998
ACET-A8H6
Start On Mission 7 – Destroy The UFO
9WET-BCS4
CWET-B998
ACET-BEH6
Start On Mission 8 – Final Battle
9WET-BCS4
CWET-B998
ACET-BLH6
Most Alien Hits Do No Damage (No Life Lost On Life Meter)
ALXT-AA4Y
Aliens In Shooting Gallery Do No Damage (No Life Lost On Life Meter)
AJEA-CA7R