Have 30 Lives Per Continue
Press Up, Up, Down, Down, Left, Right, Left, Right, B, A before the demonstration begins at the Title Screen. Then, press Start to begin the game in 1-Player Mode or Select, Start to begin in 2-Player Mode.

Transfer Lives
Begin game play in 2-Player Mode and Press A + B when losing a life to use a life from the other player.

All Weapons
Press Down, Down, Up, Up, Right, Left, Right, Left, A + B before the demonstration begins at the Title Screen.

Other Content for Contra

• Contra Game Index
• Game Genie Codes
• Preformatted .CHT File (Action Replay & Game Genie) [JP]
• Preformatted .CHT File (Action Replay & Game Genie) [US]
• Preformatted .CHT File (Rumble)
• Retro Achievements

Game Genie Codes

The following are known Game Genie Codes for Contra on Nintendo Entertainment System (NES).

• Start With Infinite Lives
  SLAIUZ
• Keep Weapons After Losing A Life
  GXIIUX
• Become Invincible
  SLTIYG
• Start New Life With Machine Gun
  PEIIXZ
• Start New Life With Spread Gun
  LEIIXZ
• Start New Life With Laser
  GEIIXZ
• Start New Life With Fireball Gun
  ZEIIXZ
• P1 And P2 Start With 30 Lives
  IPVGZGZE
• P1 And P2 Have The 30 Lives Cheat Activated
  AAVGTGZA
• Activating The 30 Lives Cheat Gives You 99 Lives
  LTVKAKIP
• Weird Noise After You Die
  IPPOPO
• “You” Gun After You Die
  AEIIXX
• Less Normal Enemies That Show Up, And The Screen Is Invisibly Altered
  KONTAA
• Game Freezes When Bridge Starts To Explode
  NONEOK
• Stuck On The Very Left Side Of The Screen. Can Do Nothing But Shoot And Duck
  KISSIT
• Can’t Jump!
  POSSIT
• Flipping “Fall Down” Jump
  POTSIT
• Running Glitch
  PONSIT
• Flying Pods Fly Funny
  TSKTSK
• Stage Takes Longer To Start
  XEEGAG
• A Few Beeps After You Die
  IZPOPO
• One Beep After You Die
  ITPOPO
• Can’t Get Past The Title Screen
  LUCKYX
• The Ground Is One Step Lower Than It Should Be
  AGEKIP
• You Fall Thru Invisible Holes In The Ground
  KASTLE
• Scrambled Title Screen #1
  POIPIP
• Scrambled Title Screen #2
  SKILLX
• “Connecting” Music
  SIKETO
• The Guns In The Grey Boxes Look Funny
  AAAAGG
• Messes Up Sound And Pictures
  POTATO
• After You Die You Come Back With A Weird Gun
  TEIIXZ
• When You Die You Get An Extra Life
  NYAIUZ
• Each Stage Takes 5 Seconds Of Play
  LUGKIS
• No Gun After Death And Lots Of Baddies
  IEIIXZ
• Bubble Weapon And Lots Of Baddies
  TEIIXZ
• Disco Bee-Bob’N Mode!
  TOASTY
• I-Dare-You-To-Try-And-Beat-It-Like-This Mode
  PAIIXZ
• Double Cracker Gun Mode
  PEIIXY
• When You Walk, Your Legs Don’t Move
  STYSTY
• Sound Only when not Moving
  XXXAAA
• Alternate Music / Atari-Mode Contra
  NNNAAA
• When You Face To The Left You Slide Until You Hit The Side Of The Screen
  TSTSTS
• The Music Is Different
  KANETX
• Graphics Are Messed Up
  PPPETX
• Weird Music, And The Platforms On Level 1 Are Different
  APEAPE
• Colorful Lines Move Around On The Screen
  KOLKOL
• More Colorful Lines Move On The Screen
  AEEKOL
• 1st Level Is A Little Different
  SAGEPA
• You Can Only Shoot Straight
  PULUXU
• Standing Enemies Float, And Some Various Flashing
  NEPAEP
• Makes A Sound When You Die
  OPPOPP
• Strange Crash
  SXZGVK
• Tons Of Points For Shooting Enemies
  SXZGYK
• The Exploding Bridge Is “Camouflaged”
  XZYTLO
• Player 1 Starts With Laser Gun (Game Map Is Altered)
  XXLTLO
  XXGTLO
• 1st Boss Harder To Kill
  EPTILE
• When The Bridge Explodes, You Can Still Walk On It
  EOGKPN
• For A High Score, It Shows 200
  ZAOGEU
• Enemies Shoot At You More
  SPTAAN
• Weapon Capsules Fly By Slower
  OIKEAU
• Bullets Will Travel Thru Weaker Enemies
  KONVAL
• Your Bullets Will Auto-Hit Any Enemy
  KONTAK
• Kill Any Enemy Or Boss With 1 Shot (Except For Base 1 And 2 Bosses)
  KONTAL
• Extra Lives Are Awarded For Killing Most Enemies
  GITTEO
• Characters Can Walk On Water
  SLOVIA
• Removes Lifebar Indicators
  GOTGET
• Play Game In Black And White Mode
  OZNKTASX
  YPNKYEVN

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

The following is a preformatted .CHT file for Contra 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 = 15

cheat0_desc = "Infinite Lives P1"
cheat0_code = "0032:02"
cheat0_enable = false

cheat1_desc = "Infinite Lives P2"
cheat1_code = "0033:02"
cheat1_enable = false

cheat2_desc = "Invincibility P1"
cheat2_code = "0090:01"
cheat2_enable = false

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

cheat4_desc = "Invincibility"
cheat4_code = "SXNVZPAX"
cheat4_enable = false

cheat5_desc = "Infinite Lives"
cheat5_code = "SLUSOPVI"
cheat5_enable = false

cheat6_desc = "P1 & P2 Invincible"
cheat6_code = "NNXIALAE"
cheat6_enable = false

cheat7_desc = "P1 Infinite Lives"
cheat7_code = "0032:0F"
cheat7_enable = false

cheat8_desc = "P2 Infinite Lives"
cheat8_code = "0033:0F"
cheat8_enable = false

cheat9_desc = "P1 Have Weapon Modifier"
cheat9_code = "00AA:00"
cheat9_enable = false

cheat10_desc = "P2 Have Weapon Modifier"
cheat10_code = "00AB:00"
cheat10_enable = false

cheat11_desc = "P1 Invincible"
cheat11_code = "00B0:01"
cheat11_enable = false

cheat12_desc = "P2 Invincible"
cheat12_code = "00B1:01"
cheat12_enable = false

cheat13_desc = "Kill Any Enemy Or Boss With One Hit, Any Weapon"
cheat13_code = "057D:01+057E:01+057F:01+0580:01+0581:01+0582:01+0583:01+0584:01+0585:01+0586:01+0587:01+0588:01+0589:01+05F5:01+05C7:01"
cheat13_enable = false

cheat14_desc = "Enable Level Select"
cheat14_code = "AIOGZPEY"
cheat14_enable = false

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

The following is a preformatted .CHT file for Contra 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 = 61

cheat0_desc = "Totally Invincible P1"
cheat0_code = "00AE:41"
cheat0_enable = false

cheat1_desc = "Infinite Lives P2"
cheat1_code = "0033:09"
cheat1_enable = false

cheat2_desc = "Enable 30 Lives Option"
cheat2_code = "0024:01"
cheat2_enable = false

cheat3_desc = "Weapon Modifier P2"
cheat3_code = "00AB:00"
cheat3_enable = false

cheat4_desc = "Start New Life With Fireball Gun"
cheat4_code = "ZEIIXZ"
cheat4_enable = false

cheat5_desc = "When You Die You Get An Extra Life"
cheat5_code = "NYAIUZ"
cheat5_enable = false

cheat6_desc = "Tons Of Points For Shooting Enemies"
cheat6_code = "SXZGYK"
cheat6_enable = false

cheat7_desc = "1st Boss Harder To Kill"
cheat7_code = "EPTILE"
cheat7_enable = false

cheat8_desc = "When The Bridge Explodes, You Can Still Walk On It"
cheat8_code = "EOGKPN"
cheat8_enable = false

cheat9_desc = "Weapon Capsules Fly By Slower"
cheat9_code = "OIGEAU"
cheat9_enable = false

cheat10_desc = "Bullets Will Travel Thru Weaker Enemies"
cheat10_code = "KOYVAL"
cheat10_enable = false

cheat11_desc = "Your Bullets Will Auto-Hit Any Enemy"
cheat11_code = "KOYTAK"
cheat11_enable = false

cheat12_desc = "Kill Any Enemy Or Boss With 1 Shot (Except For Base 1 And 2 Bosses)"
cheat12_code = "KOYTAL"
cheat12_enable = false

cheat13_desc = "Characters Can Walk On Water"
cheat13_code = "SLPVIA"
cheat13_enable = false

cheat14_desc = "Removes Lifebar Indicators"
cheat14_code = "GOTGET"
cheat14_enable = false

cheat15_desc = "Play Game In Black And White Mode"
cheat15_code = "OZNKTASX+YPNKYEVN"
cheat15_enable = false

cheat16_desc = "P1 And P2 Start With 30 Lives"
cheat16_code = "IPVGZGZE"
cheat16_enable = false

cheat17_desc = "P1 And P2 Has The 30 Lives Cheat Activated"
cheat17_code = "AAVGTGZA"
cheat17_enable = false

cheat18_desc = "Activating The 30 Lives Cheat Gives You 99 Lives"
cheat18_code = "LTVKAKIP"
cheat18_enable = false

cheat19_desc = "Start with infinite lives"
cheat19_code = "SLAIUZ"
cheat19_enable = false

cheat20_desc = "Keep weapons after losing a life"
cheat20_code = "GXIIUX"
cheat20_enable = false

cheat21_desc = "Become invincible (enemies don't shoot at you)"
cheat21_code = "SLTIYG"
cheat21_enable = false

cheat22_desc = "Start new life with machine gun"
cheat22_code = "PEIIXZ"
cheat22_enable = false

cheat23_desc = "Start new life with spread gun--DON'T USE CODE 6 WITH CODE 1 AND 2"
cheat23_code = "LEIIXZ"
cheat23_enable = false

cheat24_desc = "Start new life with laser"
cheat24_code = "GEIIXZ"
cheat24_enable = false

cheat25_desc = "Infinite Lives"
cheat25_code = "SZEIUZVI"
cheat25_enable = false

cheat26_desc = "Invincibility"
cheat26_code = "SXKVPZAX"
cheat26_enable = false

cheat27_desc = "Start On Level Modifier"
cheat27_code = "PANGIGAA+ALNKPKYL"
cheat27_enable = false

cheat28_desc = "Jump In Midair"
cheat28_code = "AZNITGSL+NPNIYGEU+VINSAGEY+XTNSPKAE+SUEIAGVI+SUVSOPSP+ATKSZSOZ"
cheat28_enable = false

cheat29_desc = "Hit Anywhere"
cheat29_code = "GZNVYLEL+ESEVALEP+GXXTPLEL+SXKTYLAX"
cheat29_enable = false

cheat30_desc = "Press Select To Change Weapons"
cheat30_code = "GGKIZAKX+ZPKILAIZ+VYKIGAEI+KZOYZVNY+IZOYLVNY+EYOYGVNY+LAOYIVNY+GGOYTVNN+LIOYYVNY+EIONAVNY+PZONPVNN+AZONZVNY+EYONLVNY+TAONGVNN+SZONIVNY+XZONTVNN+PZONYVNN+YAXYAVNY+OGXYPVNN+GAXYZVNY+EIXYLVNY+ZAXYGVNY+OZXYIVNN+PTXYYVNN+PAXNAVNY+SAXNPVNY+XZXNZVNN+SZXNLVNY+SYXNGVNY+GGXNIVNN+TGXNTVNY+EIXNYVNY"
cheat30_enable = false

cheat31_desc = "One Hit Kills"
cheat31_code = "AETVZL+APAXZA+APAEUY"
cheat31_enable = false

cheat32_desc = "Invincible"
cheat32_code = "AAVITGIA"
cheat32_enable = false

cheat33_desc = "Run 2X As Fast"
cheat33_code = "ZASSIYPA+VYVIPNNN"
cheat33_enable = false

cheat34_desc = "Run 4X As Fast"
cheat34_code = "GASSIYPA+KYVIPNNN"
cheat34_enable = false

cheat35_desc = "Turn Off Electric Barrier in Base Areas"
cheat35_code = "ALSKXIEY"
cheat35_enable = false

cheat36_desc = "Press Start to Complete Current Level"
cheat36_code = "LLKSIAIX"
cheat36_enable = false

cheat37_desc = "Jump Higher"
cheat37_code = "XNVSPVUN+UNVSYVKN"
cheat37_enable = false

cheat38_desc = "Shoot Enemies, Literally!"
cheat38_code = "0368:27+0369:27+036A:27+036B:27"
cheat38_enable = false

cheat39_desc = "Alternate Invincible"
cheat39_code = "0090:01"
cheat39_enable = false

cheat40_desc = "Walk On Water"
cheat40_code = "00B2:00"
cheat40_enable = false

cheat41_desc = "Level Modifier"
cheat41_code = "0030:00"
cheat41_enable = false

cheat42_desc = "Invincible"
cheat42_code = "00AE:77"
cheat42_enable = false

cheat43_desc = "Choose Your Weapon! (All Rapid Fire!)"
cheat43_code = "00AA:16"
cheat43_enable = false

cheat44_desc = "Infinite Lives P1"
cheat44_code = "0032:09"
cheat44_enable = false

cheat45_desc = "Invincible P1 (Flashing)"
cheat45_code = "00AE:4D"
cheat45_enable = false

cheat46_desc = "Invincibility (Star Effect) (Player 1)"
cheat46_code = "00B0:FE"
cheat46_enable = false

cheat47_desc = "Invincible P2 (Flashing)"
cheat47_code = "00AF:4D"
cheat47_enable = false

cheat48_desc = "Invincibility (Star Effect) (Player 2)"
cheat48_code = "00B1:FE"
cheat48_enable = false

cheat49_desc = "Kill Any Enemy Or Boss With One Hit, Any Weapon"
cheat49_code = "057D:01+057E:01+057F:01+0580:01+0581:01+0582:01+0583:01+0584:01+0585:01+0586:01+0587:01+0588:01+0589:01+05F5:01+05C7:01"
cheat49_enable = false

cheat50_desc = "Enemies Die Automatically"
cheat50_code = "OZSVALEN+ZGVTAUPZ+AENTPUAA"
cheat50_enable = false

cheat51_desc = "Weapon Upgrades Give An Extra Life"
cheat51_code = "VEVVTXOZ+ZEVVYXZA+ONNTIZEZ"
cheat51_enable = false

cheat52_desc = "Keep Weapon After Dying"
cheat52_code = ""
cheat52_enable = false

cheat53_desc = "Get Weapon Upgrades From Anywhere"
cheat53_code = "AISVZZEP"
cheat53_enable = false

cheat54_desc = "Start New Life With Spread Gun (6 to 8 character conversion)"
cheat54_code = "LESIXZAA"
cheat54_enable = false

cheat55_desc = "Shots Pierce Through Enemies"
cheat55_code = "SXKTYLAX"
cheat55_enable = false

cheat56_desc = "Skip Title Screen Scroll"
cheat56_code = "AANKTZPL"
cheat56_enable = false

cheat57_desc = "DPCM Pop Reducer"
cheat57_code = "SUKAKESE"
cheat57_enable = false

cheat58_desc = "Start With Super Body"
cheat58_code = "ELUSIIEG"
cheat58_enable = false

cheat59_desc = "Start with over175 Lives"
cheat59_code = ""
cheat59_enable = false

cheat60_desc = "Difficulty Modifier"
cheat60_code = "0031:02"
cheat60_enable = false

Preformatted .CHT File (Rumble)

The following is a preformatted .CHT file for Contra 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.

cheat0_address = "2018"
cheat0_address_bit_position = "0"
cheat0_big_endian = "false"
cheat0_cheat_type = "0"
cheat0_code = ""
cheat0_desc = "Score 1P (Rumble)"
cheat0_enable = "false"
cheat0_handler = "1"
cheat0_memory_search_size = "3"
cheat0_rumble_port = "1"
cheat0_rumble_primary_duration = "130"
cheat0_rumble_primary_strength = "25700"
cheat0_rumble_secondary_duration = "130"
cheat0_rumble_secondary_strength = "25700"
cheat0_rumble_type = "0"
cheat0_rumble_value = "0"
cheat0_value = "2"
cheats = "1"

Retro Achievements

Wait a minute… achievements? I don’t remember achievements for this game. That is because there were not any, but there are now! See Below

RetroAchievements.org is a community who collaborates and competes with one another to earn custom-made achievements in classic games through emulation. Achievements are made by and for the community. New achievements for the wide variety of games as well as new games are added regularly. Not already participating but eager to? Sign Up Here!