Alien Deck Breakdown

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".

LIGHT 4

If this card is sent to the GY: You can target 1 face-up monster on the field; place 2 A-Counters on it. During your Main Phase, except the turn this card was sent to the GY: You can banish this card from your GY, then target 1 card with an A-Counter; destroy it. You can only use each effect of "Alien Stealthbuster" 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.

DARK 4

If this card is Normal or Special Summoned, or if this card is Tributed: You can add 1 "Mitsurugi" Spell/Trap from your Deck to your hand. If another Reptile monster(s) you control would be destroyed by battle or card effect, you can Tribute this card instead. You can only use each effect of "Mitsurugi no Mikoto, Saji" 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.

DARK 10

If a monster(s) is sent from the hand or Deck to the GY, while this card is in your GY (except during the Damage Step): You can Special Summon this card, also you cannot Special Summon monsters until the end of the next turn, except Reptile monsters. If you control this card that was Special Summoned from the GY: You can target 1 monster in your GY, except "Nephilabyss, the Ogdoadic Overlord"; Special Summon it. You can only use each effect of "Nephilabyss, the Ogdoadic Overlord" 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.

EARTH 8

You can only use each of the following effects of "Therion "Empress" Alasia" once per turn. ● You can target 1 "Therion" monster or 1 Reptile monster in your GY; Special Summon this card from your hand, and if you do, equip that monster to this card. ● You can discard 1 card, then target 1 "Therion" Monster Card in your Spell & Trap Zone; Special Summon it. A "Therion" monster equipped with this card gains 700 ATK, also it can activate the 2nd effect listed above as if it were "Therion "Empress" Alasia".

DARK 8

You can Ritual Summon this card with "Mitsurugi Ritual". If your opponent Special Summons a monster(s) (except during the Damage Step): You can target 1 Reptile monster in your GY, except "Futsu no Mitama no Mitsurugi"; Special Summon it. You can only activate this effect of "Futsu no Mitama no Mitsurugi" once per Chain. If this card is Tributed: You can add 1 "Mitsurugi" card from your Deck to your hand, except "Futsu no Mitama no Mitsurugi", then you can Special Summon this card. You can only use this effect of "Futsu no Mitama no Mitsurugi" once per turn.

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.

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

Target 1 face-up monster on the field; send 1 "Alien" monster from your Deck to the Graveyard, and if you do, place A-Counters on that monster equal to the Level of the sent monster. During your Main Phase, except the turn this card was sent to the Graveyard: You can banish this card from your Graveyard; add 1 "Alien" monster from your Deck to your hand.

Spell Normal

This card can be used to Ritual Summon any Reptile Ritual Monster. Activate 1 of these effects (but you can only use each effect of "Mitsurugi Ritual" once per turn); ● Ritual Summon 1 Reptile Ritual Monster from your Deck, by Tributing Reptile monsters from your hand or field whose total Levels equal the Level of the Ritual Monster. ● Ritual Summon 1 Reptile Ritual Monster from your hand, by Tributing up to 2 Reptile monsters from your hand, Deck, or field, whose total Levels equal the Level of the Ritual Monster.

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.

Trap Normal

Target 1 face-up Reptile-Type monster you control and 2 cards your opponent controls; destroy all three targets.

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

Target 1 face-up monster your opponent controls that was Special Summoned from the Extra Deck; change its ATK to 0, and if you do, negate its effects. If your opponent Special Summons a monster(s) from the Extra Deck while this card is in your GY, except the turn this card was sent to the GY: You can Set this card. You can only use each effect of "Titanocider" once per turn.

Trap Normal

Banish 1 Normal Trap from your Deck, except "Trap Trick", and Set 1 card with the same name directly from your Deck, also it can be activated this turn. You can only activate 1 Trap Card for the rest of this turn after this card resolves. You can only activate 1 "Trap Trick" per turn.

FIRE

2+ monsters, including an Insect, Plant, or Reptile monster If your opponent activates a monster effect (except during the Damage Step): You can activate this effect; neither player can activate the effects of monsters in the hand this turn. If this card is in your GY: You can target 1 Insect, Plant, or Reptile monster you control; place it on the bottom of the Deck, and if you do, Special Summon this card, also you cannot Special Summon for the rest of this turn, except Insect, Plant, or Reptile monsters. You can only use each effect of "Ragnaraika Chain Coils" once per turn.

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 5

1 Tuner + 1 or more non-Tuner monsters If this card attacks or is attacked, your opponent cannot activate cards or effects until the end of the Damage Step.

EARTH 10

1 Tuner + 1+ non-Tuner monsters Your opponent cannot target this card with card effects, except during your Main Phase 2.

WATER 9

1 Tuner + 1+ non-Tuner monsters Gains 500 ATK/DEF for each card in your hand. You can only use each of the following effects of "Ravenous Crocodragon Archethys" once per turn. ● If this card is Synchro Summoned: You can draw cards equal to the number of non-Tuners used for its Synchro Summon. ● (Quick Effect): You can discard 2 cards, then target 1 card on the field; destroy it.

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.

DARK 5

1 Tuner + 1+ non-Tuner monsters (This card is always treated as a "The Agent" card.) Once per turn: You can banish 1 monster from your GY, then target 1 Effect Monster on the field; change it to face-down Defense Position. This is a Quick Effect if "The Sanctuary in the Sky" is on the field or in either GY. You can banish this card from your GY; add 1 "The Sanctuary in the Sky" from your Deck or GY to your hand. You can only use this effect of "The Executor of the Underworld - Pluto" once per turn.

EARTH

2 Level 4 monsters Once per turn: You can detach 1 Xyz Material from this card, then target 1 Beast, Beast-Warrior, or Winged Beast-Type monster you control and 1 other card on the field; destroy them.

LIGHT

2 Level 8 monsters Once per turn, when your opponent activates a card or effect that targets a card(s) on your field, your GY, and/or your banished card(s) (Quick Effect): You can detach 1 material from this card; negate the activation, and if you do, destroy that card.

LIGHT

2 Level 8 monsters Once per turn: You can detach 1 Xyz Material from this card; Tribute any number of monsters from your hand and/or your side of the field (minimum 1), then destroy an equal number of cards on the field.

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.

DARK

2 Level 8 monsters This card can attack your opponent directly while it has Xyz Material. When this card inflicts battle damage to your opponent: You can target 1 face-up monster your opponent controls; destroy it. Once per turn, during either player's turn, when a Spell/Trap Card, or another monster's effect, is activated: Detach 1 Xyz Material from this card; negate the activation.