Cheats, Secrets, Tips & Tricks

Cheat Mode
Select the “Config Sys” option on the Title Screen. Set the “Sound Test” to “05”. Highlight the “Area” option and press Left or Right to select a new level and press Start to begin game play
with invincibility.

Preformatted .CHT File (Action Replay & Game Genie) [US]

The following is a preformatted .CHT file for Gun Nac on Nintendo Entertainment System (NES). These files have been collected from around the web and may not be all inclusive. Be sure to check the code pages and other preformatted files, if applicable, for additional codes if what you are looking for is not included.

You can also use the codes out of this file manually on the appropriate device or software.

cheats = 60

cheat0_desc = "Infinite Bombs"
cheat0_code = "018F:04"
cheat0_enable = false

cheat1_desc = "Invincibility"
cheat1_code = "0400:02"
cheat1_enable = false

cheat2_desc = "Level Select"
cheat2_code = "0180:01"
cheat2_enable = false

cheat3_desc = "Infinite Lives"
cheat3_code = "SXOZYUSE"
cheat3_enable = false

cheat4_desc = "Infinite Special Weapons"
cheat4_code = "SXVZTXSE"
cheat4_enable = false

cheat5_desc = "Invincibility"
cheat5_code = "AGEZPAAI+AGUXGPAI"
cheat5_enable = false

cheat6_desc = "Get Items From Anywhere"
cheat6_code = "AUVSINKU+AVVSTNAP"
cheat6_enable = false

cheat7_desc = "Enemies Die Automatically"
cheat7_code = "AAUZLOAP+SAUZTOVK+AUSSANAO"
cheat7_enable = false

cheat8_desc = "One Hit Kills"
cheat8_code = "EIEIYYEP"
cheat8_enable = false

cheat9_desc = "Infinite Lives"
cheat9_code = "018D:99"
cheat9_enable = false

cheat10_desc = "Weapon Level"
cheat10_code = "0033:00"
cheat10_enable = false

cheat11_desc = "Weapon Type"
cheat11_code = "0034:00"
cheat11_enable = false

cheat12_desc = "Bomb Power"
cheat12_code = "003B:00"
cheat12_enable = false

cheat13_desc = "Turbo Power"
cheat13_code = "003C:00"
cheat13_enable = false

cheat14_desc = "Have Max Weapon Spread"
cheat14_code = "0036:06+0037:38"
cheat14_enable = false

cheat15_desc = "Invulnerability"
cheat15_code = "AAKZAAIA"
cheat15_enable = false

cheat16_desc = "Black & White Screen Color"
cheat16_code = "TVGVSI"
cheat16_enable = false

cheat17_desc = "Green Color And Enemies Change Color"
cheat17_code = "YVGVSI"
cheat17_enable = false

cheat18_desc = "Blue Color And Enemies Change Color"
cheat18_code = "IVGVSI"
cheat18_enable = false

cheat19_desc = "Start With 5 Lives, Instead of 2"
cheat19_code = "IENTAAZA"
cheat19_enable = false

cheat20_desc = "Start With 9 Lives"
cheat20_code = "PENTAAZE"
cheat20_enable = false

cheat21_desc = "Start With 15 Lives"
cheat21_code = "IONTAAZA"
cheat21_enable = false

cheat22_desc = "Start With 25 Lives"
cheat22_code = "IXNTAAZA"
cheat22_enable = false

cheat23_desc = "Start With 50 Lives"
cheat23_code = "ASNTAAZA"
cheat23_enable = false

cheat24_desc = "Start With 75 Lives"
cheat24_code = "INNTAAZA"
cheat24_enable = false

cheat25_desc = "Start With 99 Lives"
cheat25_code = "OONTAAZE"
cheat25_enable = false

cheat26_desc = "Get 9 Bombs For Free At The Start Of The Game, Instead of 4"
cheat26_code = "PASOKGGE"
cheat26_enable = false

cheat27_desc = "Get 15 Bombs For Free At The Start Of The Game"
cheat27_code = "IPSOKGGA"
cheat27_enable = false

cheat28_desc = "Get 25 Bombs For Free At The Start Of The Game"
cheat28_code = "IZSOKGGA"
cheat28_enable = false

cheat29_desc = "Get 50 Bombs For Free At The Start Of The Game"
cheat29_code = "AISOKGGA"
cheat29_enable = false

cheat30_desc = "Get 75 Bombs For Free At The Start Of The Game"
cheat30_code = "IYSOKGGA"
cheat30_enable = false

cheat31_desc = "Get 99 Bombs For Free At The Start Of The Game"
cheat31_code = "OPSOKGGE"
cheat31_enable = false

cheat32_desc = "Start Every Life With The Screen Buster Weapon, Level 2 Weapon Power, And Level 4 Bomb Power"
cheat32_code = "PAEOYZAA"
cheat32_enable = false

cheat33_desc = "Start Every Life With The Search Driver Weapon, Level 3 Weapon Power, And Level 4 Bomb Power"
cheat33_code = "ZAEOYZAA"
cheat33_enable = false

cheat34_desc = "Start Every Life With The Dragon Napalm Weapon, Level 3 Weapon Power, And Level 4 Bomb Power"
cheat34_code = "LAEOYZAA"
cheat34_enable = false

cheat35_desc = "Start Every Life With The Wide Beam Weapon, Level 3 Weapon Power, And Level 4 Bomb Power"
cheat35_code = "GAEOYZAA"
cheat35_enable = false

cheat36_desc = "Start Every Life With The Blizzard Bomb"
cheat36_code = "PAVTPPAA"
cheat36_enable = false

cheat37_desc = "Start Every Life With The Thunder Bomb"
cheat37_code = "ZAVTPPAA"
cheat37_enable = false

cheat38_desc = "Start Every Life With The Water Bomb"
cheat38_code = "LAVTPPAA"
cheat38_enable = false

cheat39_desc = "Bomb Type Mofifier"
cheat39_code = "0190:00"
cheat39_enable = false

cheat40_desc = "Weapon Pickups Don't Change Current Weapon"
cheat40_code = "SZKOAZSA"
cheat40_enable = false

cheat41_desc = "Bomb Pickups Don't Change Current Bomb Type"
cheat41_code = "SXXPIVSE"
cheat41_enable = false

cheat42_desc = "Bomb Pickups That Are Different Than Your Current Bomb Type Don't Decrease Current Bomb Power"
cheat42_code = "KXXPLTKA"
cheat42_enable = false

cheat43_desc = "Keep Current Weapon After Dying"
cheat43_code = "SZOPZZSA"
cheat43_enable = false

cheat44_desc = "Keep Current Weapon Power After Your Upgraded Ship Gets Hit"
cheat44_code = "SZEPAYSA"
cheat44_enable = false

cheat45_desc = "Keep Current Weapon Power After Dying"
cheat45_code = "SZOPAZSA"
cheat45_enable = false

cheat46_desc = "Keep Current Bomb Power After Dying"
cheat46_code = "SZOPGZSA"
cheat46_enable = false

cheat47_desc = "Start On Area 2"
cheat47_code = "ZAVEKYPA"
cheat47_enable = false

cheat48_desc = "Start On Area 3"
cheat48_code = "LAVEKYPA"
cheat48_enable = false

cheat49_desc = "Start On Area 4"
cheat49_code = "GAVEKYPA"
cheat49_enable = false

cheat50_desc = "Start On Area 5"
cheat50_code = "IAVEKYPA"
cheat50_enable = false

cheat51_desc = "Start On Area 6"
cheat51_code = "TAVEKYPA"
cheat51_enable = false

cheat52_desc = "Start On Area 7"
cheat52_code = "YAVEKYPA"
cheat52_enable = false

cheat53_desc = "Enable Debug Invincibility"
cheat53_code = "01BE:01"
cheat53_enable = false

cheat54_desc = "Ship Speed Modifier"
cheat54_code = "0189:00"
cheat54_enable = false

cheat55_desc = "Start On Area 8"
cheat55_code = "AAVEKYPE"
cheat55_enable = false

cheat56_desc = "Unlock Area Select in Config.Sys Menu"
cheat56_code = "AEOPZUAL"
cheat56_enable = false

cheat57_desc = "Re-enable Debug Options in Config.Sys Menu"
cheat57_code = "PENNOYAA"
cheat57_enable = false

cheat58_desc = "Temporary Invincibility After Dying Lasts 1.5x Longer"
cheat58_code = "EGXZGEAY"
cheat58_enable = false

cheat59_desc = "Temporary Invincibility After Dying Lasts 2x Longer"
cheat59_code = "NYXZGEAN"
cheat59_enable = false