GG Codes for Ninja Gaiden 2 - NES

[BigBossman]

Time ticks down very fast
LVTKGT

False ninja magic points displayed
LIATYU

Changes player. enemies, & other objects into different things
GOLPAX
NOTE: You can't attack & its very glitchy.

Different colored background & orbs appear black instead of red
VLAPOT

No music/ Few sounds/ Enemies disappear
LTIEPU
NOTE: Glitchy

Items disappear when they hit the ground
KYLOPG

Items fall through the ground if you don't grab them in air
KTZOAG
NOTE: It also causes you to do a weird hop after you collect an item.

Stage Warp?
XOASVU
NOTE: This will cause you to grab on to an invisible edge & start sliding downward almost as if you're on the water stage. You'll also appear at different parts of the level. This will cause a freeze every now & then.

Collecting weapon items will usually change the colors of the stage, player, & enemies
KGAPOO

Act intro music is weird
YXZUZI

Can't jump far when jumping to the right / Enemies walk backwards
POZVTX

Stages are set up differently (not visiually)
ONZPKI
NOTE: Watch the enemies to see where the ledge ends & begins otherwise you'll fall to your doom.

[BigBossman]

I've got more to post:

AOPAGI
Music is scrambled

KIPPOS
Ryu can only have 1 shadow ninja / the one further away

EIPPOS
1st shadow ninja is invisible & in 1 spot
NOTE: Anytime you perform your ninja magic, it always seems to come from the bottom right corner.

AITSIK
No enemies
NOTE: This also means there is no enemy boss which means you're stuck on level 1.

SPITTI
Different sound made when ninja weapons hit enemies
NOTE: Sounds like when you hit a boss

TOPPOP
Orbs appear in strange places
NOTE: Also causes no sound & music from level 2-1 on.

LUGGAG
Enemies act strange

?IZPEZ
Items appear as Modifier
NOTE: This will cause items from orbs to appear like they are something else, but its only the appearance.
Values:
T - Ninja Magic Refill
I - 10 Ninja Magic Points
Y - Scroll
G - Invincibility Power Up
L - Dragon Fire Ball Power Up
Z - Fire Wheel Power Up
P - Boomerang Star Power Up
A - Ninja Star Power Up

AIZPEP
Ryu Always uses himself as a weapon
NOTE: Instead of a ninja star being in the weapon box, Ryu will be in the box. When you throw use a weapon, he will throw himself at his enemies. It doesn't matter what weapon you have.

PIZPEP
Ryu throws stars no matter what weapon is equipped
NOTE: The ninja star will thrown in different directions depending on the weapon you collect. If you collect the boomerang star, then ninja star will go back & forth, if you collect the fire wheel, he'll throw the star diagonally upward, if he has the dragon fireball, he'll throw it diagonally downward.

APZPEP
Orbs can't be cut open / no power ups

TOPPIN
Strange new worlds
NOTE: May freeze occasionally. This causes you to appear on an unknown stage as you progress through level 1. Good luck trying to find where the ledges are.

TOPPIY
Invisible walls & platforms
NOTE: Platforms will be below where you are. You'll also run into walls. This will also create pits that you can't see either.

VEZSAK
Most enemies & orbs can't get near you
NOTE: Most enemies & all orbs will be pushed to the edge of the screen as you move closer to them. Most enemies will also fall off the edge. However, this doesn't affect the flame & its not easy to hit them especially since you can't collect any power ups.

OSTEAG
Strange music & sound effects

[BigBossman]

Music at title screen / weird stage music
LITEPS

Cool Colors #1
NIPPET

Cool Colors #2
NPPPET

Gaiden is all that is displayed on the title screen
IOGSTV
NOTE: If you wait for the demo to pop up, pressing start during that demo will cause the lettering to be red.

Score adds up much faster after an enemy boss death
PEAKIT

Get thru Stage 2-2 quicker
TSTUPG
NOTE: When you jump from certain high areas, you'll seem to grab onto to something & be taken to the next section above where you're at. I tried this on Stage 3-2, but it doesn't seem to have the same effect.

[BigBossman]

Stage flashes with different colors
AEPPPK
NOTE: Similar to the lightning in Stage 3-1.

Red items appear blue
GGGPOZ
NOTE: This affects the following items: shadow ninja powerups, ninja point refill, & 2000 point item.

Some enemies appear red instead of green
ZOZOZO
NOTE: This will affect most enemies that are wearing green. Mostly the slow moving enemies seen on Stage 1 & the weird spider looking creatures will look different. It may affect the appearance of other enemies too.

Some enemies appear green instead of red
ZNZOZO
NOTE: This will affect most enemies that are wearing red. The bats will have a greenish tinge & the running Jason Voorhees characters with the machete seems to be wearing a green jumpsuit. It may affect the appearance of other enemies too.

Jason Voorhees character changes when he jumps
PTPTPT
NOTE: He'll change to another enemy breifly when he jumps. Sometimes he turns into a bat & other times he'll turn into a blob. I haven't tested on the other running enemies such as the ones on stage 3-1.

[BigBossman]

Adds extra sound effects / beats to music
KKPAAP

Switches most items up contained in orbs (visiually)
EIZPEX
NOTE: Items will appear as other items, it will not be what you collect.

Music plays mostly drum beats / very few sound effects heard
PSPEAA

[BigBossman]

Adds an extra orb to stage 1-1
?TPES?
NOTE: The extra orb is located right next to where you normally get the find the 1st shadow ninja power up change both "?'s" to get the following items from it.
Values:
?/? =
A/P - Ninja Star
P/P - Boomerang Star
Z/P - Firewheel
L/P - Dragon Fireball
G/P - Invinicibility
I/P - Ninja Magic Points
T/P - Ninja Magic Refill
Y/P - Scoll
A/O - Health
P/O - 1Up
Z/O - Shadow Ninja
L/O - Blue Bonus Points
G/O - Red Bonus Points
I/O - Nothing
T/O - Nothing
Y/O - Ryu Hayabusa (does nothing, but will disappear as if its a regular item)

Modifies the item contained in the 1st shadow ninja power up orb & its positioned lower
?TPEK?
NOTE:
Values:
?/? =
A/P - Ninja Star
P/P - Boomerang Star
Z/P - Firewheel
L/P - Dragon Fireball
G/P - Invinicibility
I/P - Ninja Magic Points
T/P - Ninja Magic Refill
Y/P - Scoll
A/O - Health
P/O - 1Up
Z/O - Shadow Ninja
L/O - Blue Bonus Points
G/O - Red Bonus Points
I/O - Nothing
T/O - Nothing
Y/O - Ryu Hayabusa (does nothing, but will disappear as if its a regular item)

[BigBossman]

Lightning & flashing on all stages
ZXPPAK

Weird beeping while music is playing
VGGAPX

Music sounds very different (almost unrecognizeable)
EETAPU

Very rapid score increase / Multiple extra lives added
GIYOES
NOTE: When you kill your 1st enemy or pick up your 1st item your score will add up beyond regular numbers & will display symbols. This will also cause you to have 9 lives instead of just 3.

Using your sword sounds like a gun shot
SXZXXZ

[BigBossman]

I dusted this game off & have been messing around with this game again:


I've been trying to find other enemies that you can turn the bats into. If you find any, let me know & I'll add them w/ credit of course.
Turn bat into Modifier
??ATIK
NOTE:
Values for ??:
OP - Green Stage 1 NG1 boss
NY - Red Stage 1 NG1 boss
XY - Red running Jason Voorhees looking character
XI - Blob
OG - Rollers
EA - Red star thorwing ninja
VT - Red Bird

Mixed up stage
GETGET
NOTE: Randomly changes from one life to the next most of the time. Platforms are hard to spot. Watch the enemies on the ground.

Adds tapping sound to drum beats / Weird SFX
STAAIK

Stage intro & cutscenes are different colors
STAZIK

----------------------------------------------------------------------

These codes are cause strange effects, but need more work. I won't add these because they cause you to be stuck on Stage 1
No Enemies / Can't fall into pits
NNPTPX
NOTE: When you fall in a pit, you'll fall through the & reappear from the top of the screen. You won't be able to climb down to the bottom two sections of Stage 1.

Untouchable / Can't fall into pits
NNPTZX
NOTE: Same as above code.

[BigBossman]

Bats fly straight at you
AIITTT
NOTE: They move almost like the flame enemies do instead of flying in a wave pattern..

[OldSchoolGamer]

Are you going to start a thread for the first Ninja Gaiden? I'd like to see more codes for that game. The first Ninja Gaiden is my favorite of the series.

[BigBossman]

Are you going to start a thread for the first Ninja Gaiden? I'd like to see more codes for that game. The first Ninja Gaiden is my favorite of the series.

Soon I will. I just haven't had as much luck finding random codes on NG1. At some point soon, I'll give it another shot.