Alien Deck Breakdown

DARK 8

If this card is in your GY: You can Tribute 1 monster; Special Summon this card, then your opponent can add 1 monster from their GY to their hand. If this card is Special Summoned: You can target 2 of your banished monsters, including a Reptile monster; return them to the GY. You can only use each effect of "Aleirtt, the Ogdoadic Dark" once per turn.

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.)

DARK 8

If this card is in your GY: You can Tribute 2 monsters; Special Summon this card. If a monster(s) is Special Summoned from your opponent's GY (except during the Damage Step): You can send 1 card they control to the GY. If a monster(s) is sent from your opponent's hand or Deck to the GY (except during the Damage Step): You can Special Summon 1 LIGHT or DARK Reptile monster from your GY, except "Amunessia, the Ogdoadic Queen". You can only use each effect of "Amunessia, the Ogdoadic Queen" once per turn.

LIGHT 8

If this card is in your GY: You can Tribute 2 monsters; Special Summon this card. If your opponent adds a card(s) to their hand (except during the Draw Phase or Damage Step): You can send 1 random card from their hand to the GY. If a monster(s) your opponent controls is sent to the GY (except during the Damage Step): You can add 1 LIGHT or DARK Reptile monster from your Deck or GY to your hand, except "Aron, the Ogdoadic King". You can only use each effect of "Aron, the Ogdoadic King" once per turn.

LIGHT 4

If this card is sent from the field to the GY, or Special Summoned from the GY: You can target 1 face-up monster your opponent controls, and 1 monster in their GY with an equal or higher ATK than that target; Special Summon that monster from the GY to their field, and if you do, send that other monster they control to the GY. If this card is in your GY: You can send 1 card from your hand to the GY; add this card to your hand. You can only use each effect of "Flogos, the Ogdoadic Boundless" once per turn.

LIGHT 8

If this card is in your GY: You can Tribute 1 monster; Special Summon this card, then your opponent can Special Summon 1 monster from their GY, but negate its effects. If this card is Special Summoned: You can target 1 Level 4 or lower "Ogdoadic" monster in your GY; Special Summon it, but banish it when it leaves the field. You can only use each effect of "Keurse, the Ogdoadic Light" once per turn.

DARK 4

You can send this card from your hand to the GY; send 1 LIGHT Reptile monster from your Deck to the GY. If this card is Normal or Special Summoned: You can add 1 "Ogdoadic" Spell/Trap from your Deck to your hand. You can only use each effect of "Nauya, the Ogdoadic Remnant" once per turn.

WATER 4

If this card is sent to the GY by a card effect: You can Special Summon this card, but banish it when it leaves the field. You can only use this effect of "Night Sword Serpent" once per turn.

LIGHT 4

You can send this card from your hand to the GY; send 1 DARK Reptile monster from your Deck to the GY. If you control no monsters, or you control an "Ogdoadic" monster: You can Special Summon this card from your GY, but banish it when it leaves the field, also you cannot Special Summon monsters, except Reptile monsters, while this card is face-up in the Monster Zone. You can only use each effect of "Nunu, the Ogdoadic Remnant" once per turn.

DARK 4

You can Special Summon this card (from your hand) by banishing 1 Insect, Plant, or Reptile monster from your GY. You can only Special Summon "Ragnaraika Armored Lizard" once per turn this way. You can discard 1 Insect, Plant, or Reptile monster, then target 1 face-up monster your opponent controls, except an Insect, Plant, or Reptile monster; return it to the hand. You can only use this effect of "Ragnaraika Armored Lizard" once per turn.

DARK 2

During the Main Phase, if you have a Reptile monster in your GY (Quick Effect): You can send this card from your hand to the GY, then target 1 face-up monster your opponent controls; change its ATK to 0. If your opponent controls a monster with 0 ATK: You can Special Summon this card from your GY. You can only use 1 "Reptilianne Nyami" effect per turn, and only once that turn.

DARK 8

This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by Tributing 2 face-up monsters with 0 ATK from anywhere on the field. Once per turn, you can select and destroy 1 face-up monster your opponent controls. There can only be 1 face-up "Reptilianne Vaskii" on the field.

DARK 4

If this card is sent from the field to the GY, or Special Summoned from the GY: You can activate this effect; your opponent draws 1 card, and if they do, you add 1 "Ogdoadic" monster from your Deck to your hand, except "Zohah, the Ogdoadic Boundless", then, each player sends 1 card from their hand to the GY. If this card is in your GY: You can send 1 card from your hand to the GY; add this card to your hand. You can only use each effect of "Zohah, the Ogdoadic Boundless" once per turn.

DARK 4

If you control a DARK Reptile monster: You can Special Summon this card from your hand, then, if your opponent controls any monsters with 0 ATK, you can Special Summon up to an equal number of "Reptilianne" monsters from your hand. You can only use this effect of "Reptilianne Coatl" once per turn. If this card you control would be used as Synchro Material for a Reptile monster, you can treat it as a non-Tuner.

DARK 2

If this card is in your hand and all monsters you control are face-up Reptile monsters (min. 1): You can target 1 face-up monster your opponent controls; change its ATK to 0, and if you do, Special Summon this card, then take damage equal to that monster's original ATK. If this card is sent to the GY as Synchro Material: You can target up to 2 face-up monsters on the field; change their ATK to 0. You can only use 1 "Reptilianne Lamia" effect per turn, and only once that turn.

Spell Quick

Tribute 1 Reptile monster; for every 2 Levels that Tributed monster had on the field, Special Summon up to 1 "Ogdoadic Token" (Reptile/DARK/Level 2/ATK 0/DEF 0). During your Main Phase: You can banish this card from your GY, then target 1 of your banished Reptile monsters; shuffle it into the Deck, then you can send 1 Reptile monster from your Deck to the GY. You can only use each effect of "Ogdoadic Daybreak" once per turn.

Spell Normal

Send 1 Reptile monster from your Deck to the GY, then if you have 5 or more Reptile monsters with different names in your GY, you can Special Summon 1 Reptile monster from your GY. You can only activate 1 "Ogdoadic Water Lily" per turn.

Spell Continuous

Insect, Plant, and Reptile monsters on the field gain 300 ATK/DEF, also all other monsters on the field lose 300 ATK/DEF. During your Main Phase: You can activate 1 of these effects; ● Add 1 "Ragnaraika" monster from your Deck to your hand, then discard 1 card. ● Special Summon 1 of your "Ragnaraika" monsters from your hand, GY, or banishment, in Defense Position. You can only use this effect of "Ragnaraika Bloom" once per turn.

Spell Normal

Send 1 card from your hand to the GY and activate 2 of these effects, in sequence; ● Add 1 "Reptilianne" monster from your Deck to your hand. ● Add 1 "Reptilianne" Spell/Trap from your Deck to your hand, except "Reptilianne Ramifications". ● Change the ATK of 1 monster your opponent controls to 0. You can only activate 1 "Reptilianne Ramifications" per turn.

Spell Field

You can target 1 monster you control with 0 ATK and 1 DARK Reptile monster in your GY; destroy that monster on the field, and if you do, Special Summon that other monster from the GY. If your opponent activates a monster effect: You can target 1 monster your opponent controls with 0 ATK; take control of it, then, Special Summon 1 "Reptilianne Token" (Reptile/EARTH/Level 1/ATK 0/DEF 0) to your opponent's field. You can only use each effect of "Reptilianne Recoil" once per turn.

Spell Normal

Remove from play 1 "Reptilianne" monster from your Graveyard. Special Summon 2 "Reptilianne Tokens" (Reptile-Type/EARTH/Level 1/ATK 0/DEF 0) to your side of the field.

Spell Normal

Discard 1 card. Select 4 Reptile-Type monsters from your Deck and send them to the Graveyard.

LIGHT

2 Reptile monsters (Quick Effect): You can discard 1 monster; place A-Counters equal to its original Level on face-up monster(s) on the field, distributed as you wish. If this card is destroyed by battle or card effect and sent to the GY: You can Special Summon non-Link Reptile monsters with different names from your GY, up to the number of monsters your opponent controls with A-Counters. You can only use each effect of "Alien Shocktrooper M-Frame" once per turn.

LIGHT

2+ Reptile monsters Monsters your opponent controls with A-Counters are changed to Defense Position, also neither player can activate their effects. You can only use each of the following effects of "Cosmic Slicer Zer'oll" once per turn. If this card is Link Summoned: You can add 1 card from your Deck to your hand that has an effect that places A-Counter(s). You can remove 2 A-Counters from anywhere on the field; immediately after this effect resolves, Normal Summon 1 Reptile monster.

DARK

2 non-Link Monsters During your opponent's Main Phase, you can (Quick Effect): Immediately after this effect resolves, Link Summon 1 Link Monster using materials you control, including this card. You can only use this effect of "I:P Masquerena" once per turn. A Link Monster that used this card as material cannot be destroyed by your opponent's card effects.

LIGHT

2+ monsters Special Summoned from the Extra Deck While this Link Summoned card is on the field, your opponent cannot target this card with card effects, also their monsters cannot target monsters for attacks, except this one. Once per battle, during damage calculation, if this card battles a Special Summoned monster (Quick Effect): You can make this card gain ATK equal to that opponent's monster's ATK during that damage calculation only. If this Link Summoned card you control is sent to your GY by an opponent's card: You can shuffle 1 card on the field into the Deck.

EARTH

2 monsters You can activate 1 of these effects. ● Declare 1 Monster Type; all face-up monsters this card points to become that Type until the end of this turn. ● Declare 1 Attribute; all face-up monsters this card points to become that Attribute until the end of this turn. You can only use this effect of "Reprodocus" once per turn.

DARK

2 monsters, including a Reptile monster If this card is Link Summoned: You can target 1 face-up monster your opponent controls; change its ATK to 0. During your Main Phase, if your opponent controls a monster(s) with 0 ATK: You can add Reptile monsters with different names from your Deck to your hand, up to the number of monsters your opponent controls with 0 ATK, also, you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Reptile monsters. You can only use each effect of "Reptilianne Echidna" once per turn.

DARK 10

1 Tuner + 1+ non-Tuner LIGHT or DARK monsters For this card's Synchro Summon, you can treat 1 LIGHT or DARK monster you control as a Tuner. If this card is Special Summoned: You can target 1 card on the field; banish it. This card gains these effects based on the original Attributes of materials used for its Synchro Summon. ● LIGHT: Synchro Monsters you control are unaffected by monster effects activated by your opponent. ● DARK: Monsters you control cannot be destroyed by battle.

DARK 0

(This card's original Level is always treated as 12.) Cannot be Synchro Summoned. Must be Special Summoned (from your Extra Deck) by sending 2 Level 8 or higher monsters you control with the same Level to the Graveyard (1 Tuner and 1 non-Tuner), and cannot be Special Summoned by other ways. Cannot be destroyed by card effects. This card gains 1000 ATK for each monster on the field. Once per turn, during either player's Main Phase: You can Special Summon the same number of "Utchatzimime Tokens" (Fiend-Type/DARK/Level 1/ATK 0/DEF 0) on each player's field in Defense Position, so as to Summon as many as possible, also this card cannot attack for the rest of this turn.

DARK 6

1 "Reptilianne" Tuner + 1 or more non-Tuner monsters When this card is Synchro Summoned, destroy all face-up monsters with 0 ATK that your opponent controls, and draw 1 card for each monster destroyed.

DARK 8

1 Reptile Tuner + 1+ non-Tuner monsters If this card was Synchro Summoned using only Reptile monsters as material, it cannot be destroyed by battle or card effects. Once per Chain, when your opponent activates a monster effect, except during the Damage Step (Quick Effect): You can target 1 face-up monster your opponent controls; change its ATK to 0. If this Synchro Summoned card you control is sent to your GY by an opponent's card: You can add 1 Reptile monster from your Deck to your hand.

FIRE 8

1 Tuner + 1+ non-Tuner monsters When this card destroys a monster by battle: You can target up to 2 cards your opponent controls; destroy them. If this card is destroyed by battle, or if this card in its owner's possession is destroyed by an opponent's card effect: You can add 1 "Mathmech" Spell/Trap from your Deck to your hand. You can only use each effect of "Geomathmech Magma" once per turn.

DARK

2 Level 4 monsters Once per turn: You can detach 1 Xyz Material from this card; add 1 Reptile-Type monster from your Deck to your hand.

LIGHT

2 "Number" Xyz Monsters with the same name and Rank Once per turn: You can detach 1 Xyz Material from this card; this card gains ATK equal to the combined Ranks of all Xyz Monsters currently on the field x 1000, until the end of your opponent's turn. When this card is destroyed by card effect: You can destroy as many monsters on the field as possible (min. 1), then each player Sets 1 Spell/Trap Card from their Graveyard to their field. When an opponent's monster declares an attack while this card is in your Graveyard and you have no cards in your hand or field: You can Special Summon this card.

LIGHT

2 Level 8 monsters Once per turn, when a Spell Card or effect is activated on the field (Quick Effect): You can negate that effect, and if you do, attach that card to this card as material. When an opponent's monster declares an attack: You can detach 1 material from this card; change the attack target to this card and perform damage calculation. If a face-up Xyz Monster(s) you control is destroyed by battle or card effect: You can target 1 face-up Xyz Monster you control; it gains ATK equal to 1 of those destroyed monster's original ATK.

DARK

2 Level 8 monsters Your opponent cannot target this card with card effects. You can detach 1 material from this card; take 2 Dragon "Number" monsters with different names from your Extra Deck and/or GY, except "Number 97: Draglubion", Special Summon 1 of them and attach the other to it as material, also for the rest of this turn you cannot Special Summon other monsters, or declare an attack, except with that Special Summoned monster. You can only use this effect of "Number 97: Draglubion" once per turn.