LIGHT 3

When you Normal Summon an "Alien" monster, you can Special Summon this card from your hand. When you do, place 2 A-Counters on face-up monster(s) your opponent controls.

WATER 4

If this card destroys a monster with an A-Counter by battle, it can attack once again in a row.

LIGHT 4

Place 1 A-Counter on all monsters Special Summoned to your opponent's side of the field. (If a monster with an A-Counter battles an "Alien" monster, it loses 300 ATK and DEF for each A-Counter during damage calculation only.)

FIRE 3

The effects of Effect Monsters with A-Counters are negated, except for "Alien Mars".

DARK 6

If this card destroys a monster with an A-Counter by battle and sends it to the Graveyard, Special Summon the destroyed monster to your side of the field at the end of the Battle Phase. When this card is removed from the field, all monsters that were Special Summoned by this card's effect are destroyed.

DARK 6

You can remove 2 A-Counters from anywhere on the field to Special Summon this card from your hand. Once per turn, you can place 1 A-Counter on each face-up monster your opponent controls. (If a monster with an A-Counter battles an "Alien" monster, it loses 300 ATK and DEF for each A-Counter during damage calculation only.) You can only control 1 "Alien Overlord".

DARK 1

This card is changed to Defense Position when it is Normal Summoned or Flip Summoned. Monsters with A-Counters cannot declare an attack.

WIND 4

You can Tribute 1 face-up Level 3 or lower monster on your opponent's side of the field to Special Summon this card to your opponent's side of the field. If you Special Summon this monster this way, place 1 A-Counter on this card, and you cannot Normal Summon or Set the same turn. (If a monster with an A-Counter battles an "Alien" monster, it loses 300 ATK and DEF for each A-Counter during damage calculation only.)

FIRE 4

Once per turn, you can remove 1 A-Counter from an opponent's monster to destroy 1 Spell or Trap Card. (If a monster with an A-Counter battles an "Alien" monster, it loses 300 ATK and DEF for each A-Counter during damage calculation only.)

EARTH 4

When this card is destroyed by battle and sent to the Graveyard, place 2 A-Counters on the monster that destroyed it. (If a monster with an A-Counter battles an "Alien" monster, it loses 300 ATK and DEF for each A-Counter during damage calculation only.)

DARK 6

Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) by banishing 1 LIGHT and 1 DARK monster from your GY. Once per turn: You can target 1 face-up monster on the field; banish that target. This card cannot attack the turn you activate this effect.

LIGHT 5

If only your opponent controls a monster, you can Special Summon this card (from your hand).

LIGHT 2

FLIP: Place 1 A-Counter on 1 face-up monster on your opponent's side of the field. (If a monster with an A-Counter battles an "Alien" monster, it loses 300 ATK and DEF for each A-Counter during damage calculation only.) After this card has been flipped face-up, when it is destroyed by battle and sent to the Graveyard, draw 1 card.

DARK 8

"Cyber Dragon" + 1+ Machine monsters Cannot be used as Fusion Material. Must first be Special Summoned (from your Extra Deck) by sending the above cards from either field to the GY. (You do not use "Polymerization".) The original ATK of this card becomes 1000 x the number of Fusion Materials used for its Special Summon.

EARTH 4

The Aliens have used a mysterious biological substance to create a supreme race of soldiers. They do not have the natural powers of the other Aliens, but can make stunning physical attacks.

DARK 5

1 Tuner + 1+ non-Tuner monsters At the start of the Damage Step, if this card battles a face-up non-DARK monster: Destroy that monster.

LIGHT 7

1 Tuner + 1+ non-Tuner monsters During your Main Phase: You can Special Summon 1 Level 4 or lower monster from your hand. You cannot conduct your Battle Phase the turn you activate this effect. During your Main Phase: You can destroy as many cards in the Field Zones as possible (min. 1), and if you do, gain 1000 LP, then you can add 1 Field Spell with a different name than the destroyed card(s), from your Deck to your hand. You can only use each effect of "Ancient Fairy Dragon" once per turn.

LIGHT 4

1 Tuner + 1 or more non-Tuner monsters Once per turn, you can either: Target 1 monster on the field; equip this card to that target, OR: Unequip this card and Special Summon it in Attack Position. While equipped by this effect, that target gains 1000 ATK. If that target destroys a monster by battle and sends it to the Graveyard: Inflict damage to your opponent equal to the ATK of the destroyed monster in the Graveyard.

FIRE 7

1 Tuner + 1+ non-Tuner monsters When this card is Synchro Summoned: You can destroy all cards on the field. Once per turn: You can banish 1 Plant monster from your GY, then target 1 Defense Position monster your opponent controls; change that target to face-up Attack Position, and if you do, its ATK becomes 0 until the end of this turn.

WATER 6

1 Tuner + 1+ non-Tuner monsters You can discard any number of cards to the GY, then target the same number of cards your opponent controls; return those cards to the hand. You can only use this effect of "Brionac, Dragon of the Ice Barrier" once per turn.

LIGHT 5

"Alien Ammonite" + 1 or more non-Tuner "Alien" monsters Once per turn, you can select any number of face-up Spell or Trap Cards. Return those cards to their owners' hands, and distribute new A-Counters among monsters on the field equal to the number of cards returned. Once per turn, you can remove 2 A-Counters from anywhere on the field to destroy 1 card your opponent controls.

DARK 7

1 Tuner + 1 or more non-Tuner monsters During your Main Phase 1: You can Tribute 1 monster; inflict damage to your opponent equal to the Tributed monster's Level on the field x 200. You can only use this effect of "Dark Strike Fighter" once per turn.

WIND 9

1 Tuner + 2 or more non-Tuner monsters If this card is Synchro Summoned: Target up to 3 cards your opponent controls; return those targets to the hand.

DARK 8

1 Tuner + 1 or more non-Tuner monsters After damage calculation, if this card attacks a Defense Position monster your opponent controls: Destroy all Defense Position monsters your opponent controls. During your End Phase: Destroy all other monsters you control that did not declare an attack this turn. This card must be face-up on the field to activate and to resolve this effect.

EARTH 8

1 Tuner + 1+ non-Tuner monsters Once per turn: You can target 1 card you control and 1 card your opponent controls; destroy them. When this card in your possession is destroyed by your opponent's card and sent to your GY: Target 1 non-Synchro "Scrap" monster in your GY; Special Summon that target.

WIND 8

1 Tuner + 1+ non-Tuner monsters When a card or effect is activated that would destroy a card(s) on the field (Quick Effect): You can Tribute this card; negate the activation, and if you do, destroy it. During the End Phase, if this effect was activated this turn (and was not negated): You can Special Summon this card from your GY.

DARK 8

1 Tuner + 1 or more non-Tuner monsters If this card destroys a monster by battle and sends it to the Graveyard: Gain LP equal to that monster's original ATK in the Graveyard. During either player's turn, when a Spell/Trap Card is activated that targets exactly 1 Psychic-Type monster (and no other cards): You can pay 1000 LP; negate the activation, and if you do, destroy it.

WATER 9

1 Tuner + 2+ non-Tuner monsters When this card is Synchro Summoned: You can banish up to 1 card each from your opponent's hand, field, and GY. (The card in the hand is chosen at random.)

LIGHT 1

When this card is Normal Summoned, you can Special Summon 1 Level 4 or lower "Alien" monster from your Graveyard. Destroy it during the End Phase.

Spell Continuous

During each of your Standby Phases, put 1 A-Counter on 1 face-up monster your opponent controls.

Spell Continuous

Each time an A-Counter(s) is removed from play by a card effect, place 1 A-Counter on this card. When this card is destroyed, distribute the A-Counters on this card among face-up monsters.

Spell Quick

Select 1 face-up "Alien" monster you control. Destroy it and distribute new A-Counters equal to its Level among your opponent's face-up monsters.

Spell Quick

Target 1 face-up monster on the field; change that target to face-down Defense Position.

Spell Normal

Place 1 A-Counter on 1 face-up monster on your opponent's side of the field.

Spell Normal

Destroy all Spell and Trap Cards on the field.

Spell Normal

Discard 1 card; destroy all face-up monsters your opponent controls.

Spell Quick

Destroy 1 monster on the field with an A-Counter. Then, you can Special Summon 1 Level 4 "Alien" monster from your Deck. Destroy it during the End Phase.

Spell Quick

Target 1 Spell/Trap on the field; destroy that target.

Spell Field

If your opponent's monster battles an "Alien" monster you control, the opponent's monster loses 300 ATK and DEF during damage calculation only.

Trap Continuous

Select 1 monster with at least 1 A-Counter on your opponent's side of the field and take control of that monster. During each of your End Phases, remove 1 A-Counter from that controlled monster. If all A-Counters are removed from that monster, or that monster is destroyed, destroy this card.

Trap Normal

Activate only when an opponent's monster with an A-Counter declares an attack. Destroy all Attack Position monsters your opponent controls.

Trap Continuous

Once per turn, when you take Battle Damage from a battle involving a Reptile-Type monster, you can Special Summon 1 Reptile-Type monster from your Deck with ATK less than or equal to the Battle Damage you took.

Trap Normal

Destroy 1 face-up monster with an A-Counter(s), and then inflict 1000 damage to each player.

Trap Normal

When an opponent's monster declares an attack: Target that attacking monster; banish that target.

Trap Continuous

Activate this card by declaring 1 Monster Type. All face-up monsters on the field become that Type.

Trap Normal

When an opponent's monster declares an attack: Destroy all your opponent's Attack Position monsters.

Trap Normal

Tribute 1 "Alien" monster. Destroy all face-up monsters without A-Counters your opponent controls. Until the end of your opponent's 3rd turn after this card's activation, place 1 A-Counter on each monster they Summon.

Trap Normal

When an opponent's monster declares an attack: Target the attacking monster; destroy that target.

Trap Normal

When a monster(s) is Summoned: Destroy all monsters on the field.