Air Armor Ninja

When this card is Summoned: You can target 1 "Ninja" monster you control; reduce its Level by 1.

Aqua Armor Ninja

When your opponent's monster declares a direct attack, if you have another "Ninja" monster in your Graveyard: You can banish this card from your Graveyard to target the attacking monster; negate that attack.

Armed Ninja

FLIP: Target 1 Spell Card on the field; destroy that target. (If the target is Set, reveal it, and destroy it if it is a Spell Card. Otherwise, return it to its original position.)

Baku the Beast Ninja

If this card is added to your hand, except by drawing it: You can Special Summon it. If this card is Special Summoned or flipped face-up: You can target 1 "Ninja" or "Ninjitsu Art" card from your GY or face-up Spell & Trap Zone, except "Baku the Beast Ninja"; return it to the hand. You can only use each effect of "Baku the Beast Ninja" once per turn.

Bat, the Forest Ninja

If a face-up card is in a Field Zone, you can Special Summon this card (from your hand). You can only Special Summon "Bat, the Forest Ninja" once per turn this way. If this card is Normal or Special Summoned and "Fairy Tale Prologue: Journey's Dawn" is in your field or GY: You can add 1 LIGHT Beast monster from your Deck to your hand. You can only use this effect of "Bat, the Forest Ninja" once per turn.

Black Dragon Ninja

Cannot be Special Summoned, except with the effect of a "Ninja" monster or "Ninjitsu Art" card. Once per turn, during either player's turn: You can send 1 "Ninja" monster and 1 "Ninjitsu Art" card from your hand and/or face-up from your field to the Graveyard, then target 1 monster on the field; banish it. If this face-up card leaves the field: Special Summon as many monsters banished by this card's effect as possible to their owner's field(s).

Blade Armor Ninja

2 Level 4 Warrior-Type monsters
Once per turn: You can detach 1 Xyz Material from this card to target 1 "Ninja" monster you control; it can make a second attack during each Battle Phase this turn.

Blue Dragon Ninja

Once per turn, during either player's turn: You can discard 1 "Ninja" monster and 1 "Ninjitsu Art" card to target 1 face-up monster your opponent controls; this turn, that monster's effects are negated, also that monster cannot attack.

Crimson Ninja

FLIP: Target 1 Trap Card on the field; destroy that target. (If the target is Set, reveal it, and destroy it if it is a Trap Card. Otherwise, return it to its original position.)

Earth Armor Ninja

If your opponent controls a monster and you control no monsters, you can Special Summon this card (from your hand).

Flame Armor Ninja

When this card is Summoned: You can target 1 "Ninja" monster you control; increase its Level by 1.

Goe Goe the Gallant Ninja

When this card inflicts Battle Damage to your opponent: Your opponent must discard 2 random cards. Your opponent must have at least 5 cards in their hand for you to activate and to resolve this effect.

Green Ninja

If a monster(s) is Special Summoned to your field face-up (except during the Damage Step): You can target 1 of them; Special Summon this card from your hand, and if you do, change that monster to face-down Defense Position. If this card is sent from the hand or field to the GY: You can target 1 monster on the field; change it to face-up Attack Position or face-down Defense Position. You can only use each effect of "Green Ninja" once per turn.

Jioh the Gravity Ninja

If this card is Normal/Special Summoned, or flipped face-up: You can target up to 2 face-up monsters on the field; change them to face-down Defense Position, and if you do, any opponent's monsters that were flipped by this effect cannot change their battle positions. If a monster on the field is flipped face-up, while this monster is face-up on the field (except during the Damage Step): You can target 1 card your opponent controls; destroy it. You can only use each effect of "Jioh the Gravity Ninja" once per turn.

Kagero the Cannon Ninja

If this card is Normal Summoned, Special Summoned, or flipped face-up: You can Special Summon 1 "Ninja" monster from your hand or GY in face-down Defense Position, except "Kagero the Cannon Ninja". When your opponent activates a card or effect that targets exactly 1 "Ninja" card or exactly 1 face-down Defense Position monster you control, while this card is in your GY (Quick Effect): You can Special Summon this card in face-down Defense Position, and if you do, return that targeted card to the hand. You can only use each effect of "Kagero the Cannon Ninja" once per turn.

Karakuri Ninja mdl 339 "Sazank"

This card must attack if able. When this face-up Attack Position card is selected as an attack target, change it to Defense Position. When this card is flipped face-up, select 1 face-up monster on the field, and send it to the Graveyard. During the turn this card is flipped face-up, it can attack your opponent directly.

Karakuri Ninja mdl 7749 "Nanashick"

This card must attack if able. When this face-up card is selected as an attack target, change its battle position. When this card is Normal Summoned, you can draw a number of cards equal to the number of face-up Defense Position "Karakuri" monsters you control.

Karakuri Ninja mdl 919 "Kuick"

This card must attack if able. When this face-up card is selected as an attack target, change its battle position. When this card destroys an opponent's monster by battle and sends it to the Graveyard, select 1 Level 4 or lower "Karakuri" monster in your Graveyard, and Special Summon it in face-up Defense Position.

Lady Ninja Yae

By discarding 1 WIND monster from your hand to the Graveyard, return all Spell and Trap Cards on your opponent's side of the field to the owner's hand.

Masked Ninja Ebisu

Once per turn, if you control a face-up "Ninja" monster other than "Masked Ninja Ebisu", you can activate this effect: Return a number of your opponent's Spell/Trap Cards to the hand, equal to the number of "Ninja" monsters you control, also every face-up "Goe Goe the Gallant Ninja" you control can attack your opponent directly this turn.

Meizen the Battle Ninja

2 "Ninja" monsters with different Types
Must first be either Fusion Summoned, or Special Summoned from your Extra Deck by Tributing the above cards you control. Your "Ninja" monsters can attack directly. While you control a face-down Defense Position monster, your opponent's monsters cannot target this card for attacks. When your opponent activates a card or effect (Quick Effect): You can Special Summon 1 "Ninja" monster from your Deck in face-up or face-down Defense Position. You can only use this effect of "Meizen the Battle Ninja" once per turn.

Mitsu the Insect Ninja

If you control a "Ninja" card or a face-down Defense Position monster: You can Special Summon this card from your hand. When your opponent activates a monster effect (Quick Effect): You can target 1 face-down Defense Position monster you control; change it to face-up Defense Position, and if you do, change this card to face-down Defense Position, then, if the targeted monster was a "Ninja" monster, except "Mitsu the Insect Ninja", negate that opponent's activated effect. You can only use each effect of "Mitsu the Insect Ninja" once per turn.

Nazuki the Vaylantz Ninja

[ Pendulum Effect ]
If "Vaylantz World - Shinra Bansho" is in a Field Zone or if you control a WATER "Vaylantz" monster: You can Special Summon this card to your Main Monster Zone in its same column. You can only use this effect of "Nazuki the Vaylantz Ninja" once per turn.

You can target 1 other monster in either Main Monster Zone; move that monster to an adjacent (horizontal) Monster Zone. If this card in the Monster Zone moves to another Monster Zone: You can target 1 "Vaylantz" Monster Card in your Spell & Trap Zone; Special Summon it to your Main Monster Zone in its same column. You can only use each effect of "Nazuki the Vaylantz Ninja" once per turn.

Ninja Grandmaster Hanzo

When this card is Normal Summoned: You can add 1 "Ninjitsu Art" card from your Deck to your hand. When this card is Flip or Special Summoned: You can add 1 "Ninja" monster from your Deck to your hand, except "Ninja Grandmaster Hanzo".

Ninja Grandmaster Saizo

2 "Ninja" monsters
During your Main Phase: You can Set 1 "Ninjitsu Art" Spell/Trap directly from your Deck. You can only use this effect of "Ninja Grandmaster Saizo" once per turn. While this card points to a monster(s), this card cannot be targeted for an attack, also your opponent cannot target it with card effects.

Ninja Grandmaster Sasuke

At the start of the Damage Step, if this card attacks a face-up Defense Position monster: Destroy that monster.

Number 12: Crimson Shadow Armor Ninja

2 Level 5 monsters
Once per turn, during either player's turn: You can detach 1 Xyz Material from this card; this turn, face-up "Ninja" monsters you control cannot be destroyed by battle or by card effects.

Number 2: Ninja Shadow Mosquito

2+ Level 2 monsters
Cannot be destroyed by battle, also you take no damage from battles involving this card. All monsters your opponent controls must attack, if able. When an attack is declared: You can activate 1 of these effects;
● Detach 1 material from this card, and if you do, place 1 Hallucination Counter on 1 face-up monster your opponent controls. (The effects, if any, of monsters with Hallucination Counters are negated.)
● Inflict damage to your opponent equal to the ATK of 1 monster with a Hallucination Counter.

Penguin Ninja

FLIP: You can target up to 2 Spells/Traps your opponent controls; return them to the hand.
You can target 1 "Penguin" monster you control; change it to face-down Defense Position. You can only use this effect of "Penguin Ninja" once per turn.

Red Dragon Ninja

When this card is Summoned: You can banish 1 "Ninja" or "Ninjitsu Art" card from your GY, then target 1 Set card your opponent controls; reveal that Set card, then return it to either the top or bottom of the Deck. Your opponent cannot activate the targeted card in response to this effect's activation. You can only use this effect of "Red Dragon Ninja" once per turn.

Senior Silver Ninja

When this card is flipped face-up: You can Special Summon any number of "Ninja" monsters, except "Senior Silver Ninja", from your hand and/or Graveyard in face-down Defense Position. There can only be 1 face-up "Senior Silver Ninja" on the field.

Strike Ninja

(Quick Effect): You can banish 2 DARK monsters from your GY; banish this face-up card until the End Phase. You can only use this effect of "Strike Ninja" once per turn.

Superheavy Samurai Ninja Sarutobi

1 Machine-Type Tuner + 1 or more non-Tuner "Superheavy Samurai" monsters
This card can attack while in face-up Defense Position. If it does, apply its DEF for damage calculation. Once per turn, during either player's turn, if you have no Spell/Trap Cards in your Graveyard: You can target 1 Spell/Trap Card on the field; destroy it, and if you do, inflict 500 damage to your opponent.

Superheavy Samurai Stealth Ninja

1 Machine-Type Tuner + 1 or more non-Tuner Machine-Type monsters
This card can attack while in face-up Defense Position. If it does, apply its DEF for damage calculation. If you have no Spell/Trap Cards in your Graveyard: You can halve this card's original DEF until the end of this turn, and if you do, this card can attack your opponent directly this turn. Once per turn, during the next Standby Phase after this card was destroyed by a card effect and sent to the Graveyard: You can Special Summon this card.

Tobari the Sky Ninja

This card cannot be destroyed by battle or card effect the turn it was Special Summoned or flipped face-up. You can only use each of the following effects of "Tobari the Sky Ninja" once per turn. You can send this card from your hand to the GY; Special Summon 1 "Ninja" monster from your hand in face-up or face-down Defense Position. During your opponent's Main or Battle Phase (Quick Effect): You can Fusion Summon 1 "Ninja" Fusion Monster from your Extra Deck, using monsters from your hand or field as material.

Twilight Ninja Getsuga, the Shogun

You can Tribute Summon this card by Tributing 1 "Ninja" monster. If this card is in Attack Position: You can target 2 "Ninja" monsters in your GY, except "Twilight Ninja Getsuga, the Shogun"; change this card to Defense Position, and if you do, Special Summon those monsters. You can only use this effect of "Twilight Ninja Getsuga, the Shogun" once per turn.

Twilight Ninja Jogen

[ Pendulum Effect ]
If your "Ninja" monster attacks a Defense Position monster, inflict piercing battle damage to your opponent.

You can reveal 1 "Ninjitsu Art" card in your hand; Special Summon this card from your hand. If this card attacks a Defense Position monster, inflict piercing battle damage.

Twilight Ninja Kagen

[ Pendulum Effect ]
You cannot Pendulum Summon monsters, except "Ninja" monsters. This effect cannot be negated. Once per turn, when your "Ninja" monster declares an attack: You can make that monster gain 1000 ATK until the end of the Damage Step (even if this card leaves the field).

You can Tribute this card, then target 1 "Ninja" monster you control; it gains 800 ATK until the end of this turn.

Twilight Ninja Nichirin, the Chunin

Once per turn, during either player's turn: You can discard 1 "Ninja" monster, then activate 1 of these effects;
● This turn, "Ninja" monsters and "Ninjitsu Art" cards you control cannot be destroyed by battle or card effects.
● 1 "Ninja" monster you control gains 1000 ATK until the end of this turn.

Twilight Ninja Shingetsu

Monsters your opponent controls cannot target face-up "Ninja" monsters for attacks, except this one. Your opponent cannot target face-up "Ninja" monsters with card effects, except this one. If this card is destroyed by battle and sent to the Graveyard, or if this card in your possession is destroyed by an opponent's card effect and sent to your Graveyard: You can add 1 "Ninja" monster from your Deck to your hand, except "Twilight Ninja Shingetsu". You can only use this effect of "Twilight Ninja Shingetsu" once per turn.

Upstart Golden Ninja

Once per turn: You can send 1 Trap from your hand to the GY; Special Summon 1 Level 4 or lower "Ninja" monster from your Deck in face-up Defense Position or face-down Defense Position.

White Dragon Ninja

Cannot be Special Summoned, except with a "Ninjitsu Art" card's effect. Spells/Traps you control cannot be destroyed by card effects.

White Ninja

FLIP: Target 1 Defense Position monster on the field; destroy that target.

Yaguramaru the Armor Ninja

2 "Ninja" monsters with different Types
Must first be either Fusion Summoned, or Special Summoned from your Extra Deck by Tributing the above cards. If this card is Special Summoned or flipped face-up: You can banish 1 other "Ninja" or "Ninjitsu Art" card from your hand, GY, or face-up field, then target 1 card on the field; banish it. You can only use this effect of "Yaguramaru the Armor Ninja" once per turn.

Yellow Dragon Ninja

Cannot be Special Summoned, except with the effect of a "Ninja" monster or "Ninjitsu Art" card. Once per turn (Quick Effect): You can send 1 "Ninja" monster and 1 "Ninjitsu Art" card from your hand and/or face-up field to the GY, then target up to 2 Spells/Traps on the field; destroy them.

Yellow Ninja

If this card is Normal Summoned or flipped face-up: You can Special Summon 1 Level 4 or lower "Ninja" monster from your hand in Attack Position or face-down Defense Position, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except "Ninja" monsters. You can only use this effect of "Yellow Ninja" once per turn.