Poseidra Atlantean Support [Written]

[Thomas★Zero]

Consort of the Atlantean Dragon
lv 3 WATER
If this card is Normal or Special Summoned: You can send 1 other WATER monster from your hand or field to the GY; Special Summon 1 Sea Serpent monster from your hand or GY, then, this cards Level becomes equal to the Level of the summoned monster. If this card is sent to the GY to activate a WATER monsters effect: Special Summon either 1 Level 3 or lower Sea Serpent monster or 1 "Poseidra, the Atlantean Dragon" from your hand, Deck or GY, also, for the rest of this turn, you cannot Special Summon monsters from your Extra Deck except WATER monsters. If a "Poseidra" monster would be destroyed by an opponents card, you can banish this card from your GY instead. You can only use each effect of "Consort of the Atlantean Dragon" once per turn.
ATK/1200 DEF/800

Atlantean Attack Force
lv 3 WATER
Sea Serpent/Effect
If you control a Level 3 or lower Sea Serpent monster, you can Special Summon this card (from your hand.) During your Main Phase: You can send 1 monster from your hand to the GY, then, target 1 Level 3 or lower Sea Serpent monster you control; the targeted card gains ATK equal to the sent monsters Level x 100, also, it can attack directly during the Battle Phase this turn. If this card is sent to the GY to activate a WATER monsters effect: Target 1 card your opponent controls; banish the targeted card. You can only use each effect of "Atlantean Attack Force" once per turn.
ATK/1600 DEF/0

Atlantean Abyss Knight
Rank 3 WATER
Sea Serpent/Xyz/Effect
2+ Level 3 WATER monsters
All WATER monsters gain 300 ATK and DEF for each Xyz material attached to this card. You can only use the following effects of "Atlantean Abyss Knight" once per turn.
* If this card is Xyz Summoned: Target 1 card your opponent controls; banish the targeted card.
* When an opponents Special Summons a monster (Quick Effect): You can detach 1 Xyz material from this card; negate the summoned monsters effects and banish it.
ATK/2300 DEF/1600

Poseidra, the Atlantean Sea King
Rank 7 WATER
Sea Serpent/Xyz/Effect
2+ Level 7 WATER monsters
If this card destroys a monster by battle, banish that card instead of sending it to the GY. If "Poseidra, the Atlantean Dragon" is attached to this card as Xyz material, your opponent cannot activate cards or effects in response to the activation of this cards effects. You can only use the following effects of "Poseidra, the Atlantean Sea King" once per turn.
* During your Main Phase: You can either detach 2 or more Xyz Materials from this card or return 3 Level 3 or lower WATER monsters from your GY into the Deck; Banish all Spell/Trap cards your opponent controls, then, if 3 or more cards were banished this way, all monsters your opponent controls lose 1000 ATK and DEF.
* During your Main Phase: You can detach 1 Xyz material from this card, then, target 1 monster your opponent controls; banish the targeted card, then, inflict damage to your opponents LP equal to the banished cards original ATK, also, this card cannot attack during the Battle Phase this turn.
ATK/2800 DEF/1600

Rise of the Atlantean Army
Spell Card
Activate this card while you control no monsters or you control a "Poseidra" monster. Special Summon 1 Level 3 or lower "Atlantean" monster each from your hand, Deck and/or GY, also, for the rest of this turn, you cannot Special Summon monsters from your Extra Deck except WATER monsters. If a "Atlantean" monster(s) would be destroyed by an opponents card, you can banish this card from your GY instead. You can only activate 1 "Rise of the Atlantean Army" per turn.
 

Edited December 8, 2023 by Thomas★Zero

[Rongaulius]

Nice! I've played some Fish/Atlantean decks in Duel Links, and they can still make some halfway decent Xyz combos.  More support for Atlanteans in the TCG would be pretty sweet.