Astral Pack Two

All Level 3 or lower Sea Serpent-Type monsters you control can attack your opponent directly. When this card is sent to the Graveyard to activate a WATER monster's effect: Add 1 Sea Serpent-Type monster from your Deck to your hand, except "Atlantean Dragoons".

Atlantean Dragoons

During your Main Phase, you can Normal Summon 1 Level 4 or lower Sea Serpent-Type monster in addition to your Normal Summon/Set. (You can only gain this effect once per turn.) When this card is sent to the Graveyard to activate a WATER monster's effect: Target 1 face-up card your opponent controls; destroy that target.

Atlantean Heavy Infantry

Barox

If this card in its owner's possession is destroyed by an opponent's card (either by battle or by card effect): You can Set 1 "Fire Formation" Spell Card directly from your Deck. While you control a "Fire Formation" Spell/Trap Card, all "Fire Fist" monsters you control gain 500 ATK and DEF.

Brotherhood of the Fire Fist - Hawk

If this card is sent from the field to the GY: You can Set 1 "Fire Formation" Spell directly from your Deck. "Fire Formation" Spells/Traps you control cannot be destroyed by your opponent's card effects.

Brotherhood of the Fire Fist - Raven

While this card is in Attack Position, negate any Spell/Trap effects that target 1 Machine monster you control (and no other cards). When this card is destroyed by battle and sent to the GY: You can draw 1 card.

Cyber Phoenix

If you control a "Geargia" monster, you can Special Summon this card (from your hand) in Defense Position. When this card is sent from the field to the Graveyard: You can target 1 "Geargia" monster in your Graveyard, except "Geargiaccelerator"; add that target to your hand.

Geargiaccelerator

Tribute 1 face-up Level 4 Gemini monster, then target 1 card on the field; destroy it, and if you do, draw 1 card.

Gemini Spark

All Winged Beast monsters gain 200 ATK/DEF. If any "Harpie Lady" or "Harpie Lady Sisters" is Normal or Special Summoned: The player who conducted the Summon targets 1 Spell/Trap on the field; that player destroys that target.

Harpies' Hunting Ground

Activate this card by discarding 1 card; Special Summon as many copies of "Harpie Lady" as possible from your Graveyard. When this face-up card leaves the field, destroy those monsters.

Hysteric Party

Pay 1000 LP; Special Summon 1 Level 5 or lower Fusion Monster from your Extra Deck, but it cannot attack, also it is destroyed during the End Phase. (This is treated as a Fusion Summon.) You can only activate 1 "Instant Fusion" per turn.

Instant Fusion

If a monster you control is destroyed by battle or card effect and sent to the Graveyard: You can Special Summon this card from your hand.

Interplanetarypurplythorny Dragon

During your End Phase, if you have activated a "Spellbook" Spell Card previously this turn: You can banish this card from the field; add both 1 Level 5 or higher LIGHT or DARK Spellcaster-Type monster and 1 "Spellbook" Spell Card from your Deck to your hand. You can only use the effect of "Justice of Prophecy" once per turn.

Justice of Prophecy

Cannot be Special Summoned. While face-up on the field, this card is also DARK-Attribute. Once per Chain, during either player's turn, when a Spell Card, Trap Card, or monster effect is activated: This card loses exactly 500 ATK and DEF and that activation is negated. When this card is destroyed and sent to the Graveyard: Target 1 monster in your Graveyard (if possible); destroy all cards you control, also Special Summon that monster (if any).

Light and Darkness Dragon

Once per turn, when a Machine monster is destroyed by battle and sent to your GY: You can Special Summon 1 Machine monster from your Deck that has the same Attribute and less ATK than that destroyed monster in the GY.

Machina Armored Unit

2 Level 4 monsters
Once per turn: You can detach 1 Xyz Material from this card, then target 1 Defense Position monster on the field; change it to face-up Attack Position, and if you do, it loses 600 ATK.

Photon Papilloperative

Shuffle 3 LIGHT monsters from your hand into the Deck, then add 1 to 3 Level 4 or lower LIGHT monsters from your Deck to your hand. If you add 2 or more monsters, they must have the same name.

Photon Veil

Target 5 monsters in your GY; shuffle all 5 into the Deck, then draw 2 cards.

Pot of Avarice

Target 2 Thunder-Type monsters with 1500 or less ATK in your Graveyard; add those targets to your hand.

Recycling Batteries

With eyes like a hawk and a flying speed exceeding Mach 5, this monster is a master of the sky.

Sky Scout

When this card is Normal Summoned: You can send 1 "Slushy" from your Deck to the GY. If you have 3 copies of "Slushy" total, either banished and/or in your GY (combined): You can banish this card from your GY, then target 1 Level 5 or higher Sea Serpent monster in your GY; Special Summon that target. You can only use this effect of "Slushy" once per turn.

Slushy

Target 1 Spellcaster monster you control; this turn, it gains 1000 ATK. And if it does, each time it destroys an opponent's monster by battle this turn: You can add 1 "Spellbook" Spell from your Deck to your hand. You can only activate 1 "Spellbook of Power" per turn.

Spellbook of Power

Tribute 1 WATER monster; look at your opponent's hand, then send 1 card from their hand to the Graveyard.

Spiritual Water Art - Aoi

All Tokens in Attack Position gain 1000 ATK, also they cannot be destroyed by battle.

Token Stampede

Negate all other Trap effects on the field this turn.