Ogdoadic 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.

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 1

(This card is always treated as a "Galaxy" card.) When an opponent's monster declares an attack: You can discard this card; Special Summon 1 "Galaxy-Eyes Photon Dragon" from your hand or Deck, then change the attack target to it, then you can attach this card from the GY to 1 Xyz Monster on the field as material. If a "Photon" or "Galaxy" monster(s) you control would be destroyed by battle or an opponent's card effect, you can banish this card from your GY instead.

LIGHT 8

You can Special Summon this card (from your hand) by Tributing 2 monsters with 2000 or more ATK. During the Battle Step, if this card battles an opponent's monster (Quick Effect): You can target that opponent's monster; banish both this card from the field and that target. Return those banished monsters to the field at the end of the Battle Phase, and if you banished an Xyz Monster, this card gains 500 ATK for each material it had when it was banished.

LIGHT 8

If a Dragon Xyz Monster declares an attack: Attach this card on the field to it as material. You can only use each of the following effects of "Galaxy-Eyes Tachyon Primal" once per turn. If a Dragon Xyz Monster is on the field (Quick Effect): You can Special Summon this card from your hand to either field. If this card is Normal or Special Summoned: The owner of this card adds 1 "Tachyon" Spell/Trap from their Deck to their hand.

WIND 8

If you control "King's Sarcophagus", you can Special Summon this card (from your GY). You can only Special Summon "Hapi, Guidance of Horus" once per turn this way. If another card(s) you control leaves the field by an opponent's card effect, while this card is in your Monster Zone (except during the Damage Step): You can target 2 cards that are banished and/or in the GYs; either add both to the hand or shuffle both into the Deck. You can only use this effect of "Hapi, Guidance of Horus" once per turn.

DARK 8

If you control "King's Sarcophagus", you can Special Summon this card (from your GY). You can only Special Summon "Imsety, Glory of Horus" once per turn this way. You can only use each of the following effects of "Imsety, Glory of Horus" once per turn. You can send 2 cards from your hand to the GY, including this card; add 1 "King's Sarcophagus" from your Deck to your hand, then you can draw 1 card. If another card(s) you control leaves the field by an opponent's card effect, while this card is in your Monster Zone (except during the Damage Step): You can send 1 card on the field to the GY.

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.

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.

LIGHT 10

If this card is in your GY: You can Tribute 3 monsters; Special Summon this card. Once, while this card is face-up on the field (Quick Effect): You can send all monsters from the field to the GY, except face-up monsters Special Summoned from the GY. You can only use each effect of "Ogdoabyss, the Ogdoadic Overlord" once per turn.

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

2 Level 8 monsters You can only Special Summon "Dingirsu, the Orcust of the Evening Star(s)" once per turn. You can also Xyz Summon this card by using an "Orcust" Link Monster you control as material. If a card(s) you control would be destroyed by battle or card effect, you can detach 1 material from this card instead. If this card is Special Summoned: You can activate 1 of these effects; ● Send 1 card your opponent controls to the GY. ● Attach 1 of your banished Machine monsters to this card as material.

LIGHT

2 Level 8 monsters If this card is Special Summoned from the Extra Deck: You can add 1 "Galaxy" or "Tachyon" card from your Deck to your hand. You can detach 2 materials from this card; Special Summon from your Extra Deck, 1 Rank 8 Dragon Xyz Monster with 3000 ATK, using this card you control as material (this is treated as an Xyz Summon, transfer its materials to the Summoned monster), then you can attach 1 "Galaxy" monster from your Extra Deck to it. You can only use each effect of "Divine Golden Shadow Dragon Dragluxion" 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 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.

LIGHT

2 Level 8 monsters If this card battles, during damage calculation (Quick Effect): You can detach 1 material from this card once per battle; this card gains ATK equal to the combined Ranks of all Xyz Monsters currently on the field x 200, during that damage calculation only. If this card in its owner's control is destroyed by an opponent's card effect while it has "Galaxy-Eyes Photon Dragon" as Xyz Material: You can Special Summon this card during your 2nd Standby Phase after activation and double its ATK. Any battle damage this card inflicts to your opponent is halved unless it has "Galaxy-Eyes Photon Dragon" as Xyz Material.

DARK

2 Level 8 monsters Gains 100 ATK and DEF for each monster in the GYs. Once per turn: You can detach 1 material from this card; until the end of your opponent's next turn, this card cannot be destroyed by card effects, also neither player can Special Summon monsters from the GYs.

LIGHT

2 Level 8 monsters If this card has a "Photon" card as material, it cannot be destroyed by card effects. You can only use each of the following effects of "Number 90: Galaxy-Eyes Photon Lord" once per turn. ● When an opponent's monster activates its effect (Quick Effect): You can detach 1 material from this card; negate that monster's effect, and if the detached material was a "Galaxy" card, destroy that card. ● During your opponent's turn (Quick Effect): You can take 1 "Photon" or "Galaxy" card from your Deck, and either add it to your hand or attach it to this card as material.

LIGHT

3 Level 8 LIGHT monsters You can also Xyz Summon this card by using "Number 62: Galaxy-Eyes Prime Photon Dragon" you control. (Transfer its materials to this card.) At the start of your Battle Phase: You can detach 1 material from this card; this card can make up to 3 attacks on monsters during this Battle Phase. If this card has "Galaxy-Eyes Photon Dragon" as material, it gains these effects. ● Unaffected by your opponent's monster effects. ● Gains ATK equal to the combined Levels/Ranks of its attached materials x 100.

DARK

2 Level 12 monsters During the turn, or turn after, your opponent Special Summoned 2 or more monsters from the Extra Deck, you can also Xyz Summon this card by using 1 monster you control with the highest ATK (your choice, if tied). (Transfer its materials to this card.) If you do, you cannot Normal or Special Summon monsters for the rest of this turn. While this Xyz Summoned monster is on the field, neither player can activate the effects of monsters with 3000 or more ATK. Once per turn: You can detach 1 material from this card; return 1 monster from the field to the hand.

Spell Continuous

"Horus" monsters you control cannot be destroyed by card effects that do not target them. You can send 1 card from your hand to the GY; send 1 "Horus" monster from your Deck to the GY. You can only use this effect of "King's Sarcophagus" up to four times per turn. Once per turn, at the start of the Damage Step, if your "Horus" monster battles an opponent's monster: You can send that opponent's monster to the GY.

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 Normal

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

Trap Normal

Target 1 face-up monster your opponent controls; negate its effects (until the end of this turn), then, if this card was Set before activation and is on the field at resolution, for the rest of this turn all other Spell/Trap effects in this column are negated. If you control no cards, you can activate this card from your hand.

Trap Counter

If you control a "Galaxy-Eyes" monster: Negate the activations of your opponent's Spell/Trap Cards and monster effects activated before this card in this Chain, and if you do, shuffle the negated cards on the field into the Deck. If you control a "Galaxy-Eyes Tachyon Dragon" monster, you can activate this card from your hand.

LIGHT 1

(This card is always treated as a "Galaxy" card.) When an opponent's monster declares an attack: You can discard this card; Special Summon 1 "Galaxy-Eyes Photon Dragon" from your hand or Deck, then change the attack target to it, then you can attach this card from the GY to 1 Xyz Monster on the field as material. If a "Photon" or "Galaxy" monster(s) you control would be destroyed by battle or an opponent's card effect, you can banish this card from your GY instead.

LIGHT 8

If a Dragon Xyz Monster declares an attack: Attach this card on the field to it as material. You can only use each of the following effects of "Galaxy-Eyes Tachyon Primal" once per turn. If a Dragon Xyz Monster is on the field (Quick Effect): You can Special Summon this card from your hand to either field. If this card is Normal or Special Summoned: The owner of this card adds 1 "Tachyon" Spell/Trap from their Deck to their hand.

WIND 8

If you control "King's Sarcophagus", you can Special Summon this card (from your GY). You can only Special Summon "Hapi, Guidance of Horus" once per turn this way. If another card(s) you control leaves the field by an opponent's card effect, while this card is in your Monster Zone (except during the Damage Step): You can target 2 cards that are banished and/or in the GYs; either add both to the hand or shuffle both into the Deck. You can only use this effect of "Hapi, Guidance of Horus" once per turn.

DARK 8

If you control "King's Sarcophagus", you can Special Summon this card (from your GY). You can only Special Summon "Imsety, Glory of Horus" once per turn this way. You can only use each of the following effects of "Imsety, Glory of Horus" once per turn. You can send 2 cards from your hand to the GY, including this card; add 1 "King's Sarcophagus" from your Deck to your hand, then you can draw 1 card. If another card(s) you control leaves the field by an opponent's card effect, while this card is in your Monster Zone (except during the Damage Step): You can send 1 card on the field to the GY.

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

2 Level 8 monsters You can only Special Summon "Dingirsu, the Orcust of the Evening Star(s)" once per turn. You can also Xyz Summon this card by using an "Orcust" Link Monster you control as material. If a card(s) you control would be destroyed by battle or card effect, you can detach 1 material from this card instead. If this card is Special Summoned: You can activate 1 of these effects; ● Send 1 card your opponent controls to the GY. ● Attach 1 of your banished Machine monsters to this card as material.

LIGHT

2 Level 8 monsters If this card is Special Summoned from the Extra Deck: You can add 1 "Galaxy" or "Tachyon" card from your Deck to your hand. You can detach 2 materials from this card; Special Summon from your Extra Deck, 1 Rank 8 Dragon Xyz Monster with 3000 ATK, using this card you control as material (this is treated as an Xyz Summon, transfer its materials to the Summoned monster), then you can attach 1 "Galaxy" monster from your Extra Deck to it. You can only use each effect of "Divine Golden Shadow Dragon Dragluxion" 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 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.

LIGHT

2 Level 8 monsters If this card battles, during damage calculation (Quick Effect): You can detach 1 material from this card once per battle; this card gains ATK equal to the combined Ranks of all Xyz Monsters currently on the field x 200, during that damage calculation only. If this card in its owner's control is destroyed by an opponent's card effect while it has "Galaxy-Eyes Photon Dragon" as Xyz Material: You can Special Summon this card during your 2nd Standby Phase after activation and double its ATK. Any battle damage this card inflicts to your opponent is halved unless it has "Galaxy-Eyes Photon Dragon" as Xyz Material.

LIGHT

2 Level 8 monsters If this card has a "Photon" card as material, it cannot be destroyed by card effects. You can only use each of the following effects of "Number 90: Galaxy-Eyes Photon Lord" once per turn. ● When an opponent's monster activates its effect (Quick Effect): You can detach 1 material from this card; negate that monster's effect, and if the detached material was a "Galaxy" card, destroy that card. ● During your opponent's turn (Quick Effect): You can take 1 "Photon" or "Galaxy" card from your Deck, and either add it to your hand or attach it to this card as material.

LIGHT

3 Level 8 LIGHT monsters You can also Xyz Summon this card by using "Number 62: Galaxy-Eyes Prime Photon Dragon" you control. (Transfer its materials to this card.) At the start of your Battle Phase: You can detach 1 material from this card; this card can make up to 3 attacks on monsters during this Battle Phase. If this card has "Galaxy-Eyes Photon Dragon" as material, it gains these effects. ● Unaffected by your opponent's monster effects. ● Gains ATK equal to the combined Levels/Ranks of its attached materials x 100.

DARK

2 Level 12 monsters During the turn, or turn after, your opponent Special Summoned 2 or more monsters from the Extra Deck, you can also Xyz Summon this card by using 1 monster you control with the highest ATK (your choice, if tied). (Transfer its materials to this card.) If you do, you cannot Normal or Special Summon monsters for the rest of this turn. While this Xyz Summoned monster is on the field, neither player can activate the effects of monsters with 3000 or more ATK. Once per turn: You can detach 1 material from this card; return 1 monster from the field to the hand.