Cheats, Secrets, Tips & Tricks

Borrow a Life (2-Player Game)
When playing a 2-Player game, press A + B after running out of lives to borrow one life from the other player.

Double Weapon
Start a 2-Player game and have both players collect a weapon simultaneously. If done right. the weapon will be usable by both players.

Game Genie Codes

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

• Infinite Time
  SZUNYXVK
• Set Timer To 440
  GUONPPLL
• Both Players (1 Life)
  PAOGPIGA
• Both Players (8 Lives)
  AAOGPIGE
• Start With Flame Thrower
  PAVKGIAA
• Start With Fireball
  ZAVKGIAA
• Start With Laser
  LAVKGIAA
• Don’t Lose Life When Shot Or Touched
  AEEKXONY
• Don’t Lose Life From Falling Down Holes
  AANGVXNY
• 1 Life After Continue
  PEXGGLGA
• 8 Lives After Continue
  AEXGGLGE
• Start On Round 2
  PENNELAP
  KUNNXLAA
  LENNULAZ
• Start On Round 3
  ZENNELAP
  KUNNXLAA
  LENNULAZ
• Start On Round 4
  LENNELAP
  KUNNXLAA
  LENNULAZ
• Start On Round 5
  GENNELAP
  KUNNXLAA
  LENNULAZ
• Start On Round 6
  IENNELAP
  KUNNXLAA
  LENNULAZ
• Start On Round 7
  TENNELAP
  KUNNXLAA
  LENNULAZ

Preformatted .CHT File (Game Genie) [JP]

The following is a preformatted .CHT file for Alien Syndrome 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 = 4

cheat0_desc = "Infinite Lives"
cheat0_code = "OUYKKT"
cheat0_enable = false

cheat1_desc = "Infinite Time"
cheat1_code = "SUANPN"
cheat1_enable = false

cheat2_desc = "Invincibility"
cheat2_code = "OLZEEP"
cheat2_enable = false

cheat3_desc = "Round Select Enabled"
cheat3_code = "EYUALLEI"
cheat3_enable = false