Therions Deck Breakdown

WIND 1

If a card(s) is added from the Main Deck to your opponent's hand, except during the Draw Phase (Quick Effect): You can send this card from your hand to the GY; for the rest of this turn, cards cannot be added from either player's Main Deck to the hand.

EARTH 5

If your opponent has 2 or more cards in their hand, you can Normal Summon this card without Tributing. You can only use each of the following effects of "K9-04 Noroi" once per turn. If this card is Normal Summoned: You can Special Summon 1 non-Machine "K9" monster from your Deck, but you cannot Special Summon from the Extra Deck, except "K9" monsters, while you control that face-up monster. You can send 1 face-up "K9" card you control to the GY; look at your opponent's hand.

EARTH 5

If your opponent has 2 or more cards in their hand, you can Normal Summon this card without Tributing. You can only use each of the following effects of "K9-17 Izuna" once per turn. During the Main Phase, if your opponent has activated a monster effect in the hand or GY this turn (Quick Effect): You can Special Summon this card from your hand. If this card is Normal or Special Summoned: You can send 1 "K9" card from your Deck to the GY, except "K9-17 Izuna".

DARK 5

If your opponent has 2 or more cards in their hand, you can Normal Summon this card without Tributing. You can only use each of the following effects of "K9-66a Jokul" once per turn. You can reveal this card and 1 other Level 5 monster in your hand; Special Summon both, but they cannot be used as material for the Xyz Summon of a LIGHT monster. During your Main Phase: You can add 1 non-Aqua "K9" monster from your Deck to your hand.

DARK 5

If your opponent has 2 or more cards in their hand, you can Normal Summon this card without Tributing. You can only use each of the following effects of "K9-66b Lantern" once per turn. If this card is in your hand: You can target 1 Level 5 non-Pyro "K9" monster in your GY; Special Summon both it and this card, but they cannot be used as material for the Xyz Summon of a LIGHT monster. During your Main Phase: You can add 1 "K9" Spell/Trap from your Deck to your hand.

EARTH 5

An Xyz Monster that has this card as material gains this effect. ● Your opponent cannot target this card with card effects. You can only use each of the following effects of "K9-ØØ Lupis" once per turn. During the Main Phase, if your opponent has activated a monster effect in the hand or GY this turn (Quick Effect): You can Special Summon this card from your hand or GY, but banish it when it leaves the field. During your opponent's turn, you can (Quick Effect): Immediately after this effect resolves, Xyz Summon using this card you control.

LIGHT 11

During the Main Phase, if your opponent Normal or Special Summoned 5 or more monsters this turn (Quick Effect): You can Tribute as many face-up monsters on the field as possible, and if you do, Special Summon this card from your hand, then Special Summon 1 "Primal Being Token" (Rock/LIGHT/Level 11/ATK ?/DEF ?) to your opponent's field. (This Token's ATK/DEF become the combined original ATK/DEF of the Tributed monsters.) You can only use this effect of "Nibiru, the Primal Being" once per turn.

EARTH 8

You can only use each of the following effects of "Therion "King" Regulus" once per turn. ● You can target 1 "Therion" monster or 1 Machine monster in your GY; Special Summon this card from your hand, and if you do, equip that monster to this card. ● When your opponent activates a card or effect (Quick Effect): You can send 1 "Therion" Monster Card from your hand or face-up field to the GY; negate that effect. A "Therion" monster equipped with this card gains 700 ATK, also it can activate the 2nd effect listed above as if it were "Therion "King" Regulus".

LIGHT 55

[ Pendulum Effect ] Negate any card effects activated in this card's column. [ Monster Effect ] If there is a column with no cards, you can Special Summon this card (from your hand) to your zone in that column. You can only Special Summon "Disablaster the Negation Fortress" once per turn this way. Negate any card effects activated in this card's column. If this card in the Monster Zone is destroyed: You can place this card in your Pendulum Zone.

FIRE 3

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that effect. ● Add a card from the Deck to the hand. ● Special Summon from the Deck. ● Send a card from the Deck to the GY. You can only use this effect of "Ash Blossom & Joyous Spring" once per turn.

Spell Continuous

When this card is activated: You can add 1 "K9" monster from your Deck to your hand. "K9" monsters you control gain 900 ATK during any turn in which your opponent has activated a monster effect in the hand or GY. If this card in the Spell & Trap Zone is destroyed by card effect: You can Set 1 "K9" Quick-Play Spell from your Deck or GY. You can only use this effect of ""A Case for K9"" once per turn. You can only activate 1 ""A Case for K9"" per turn.

Spell Quick

Target 1 monster in your opponent's GY; banish it, and if you do, until the end of the next turn, its effects are negated, as well as the activated effects and effects on the field of monsters with the same original name.

Spell Normal

Add 1 Level 5 or higher monster (LIGHT or DARK, Pyro or Aqua) from your Deck or GY to your hand, then if you have 3 or more Pyro and/or Aqua monsters in your GY, you can destroy 1 card on the field. If your opponent controls a monster (LIGHT or DARK, Pyro or Aqua): You can banish this card from your GY, then target 1 monster your opponent controls; take control of it until the End Phase. You can only use each effect of "Chaotic Elements" once per turn.

Spell Quick

Declare 1 card name; banish 1 of that declared card from your Main Deck, and if you do, negate its effects, as well as the activated effects and effects on the field of cards with the same original name, until the end of this turn. You can only activate 1 "Crossout Designator" per turn.

Spell Quick

Target 1 "K9" Xyz Monster or 1 Rank 5 Xyz Monster you control; Special Summon from your Extra Deck, 1 "K9" Xyz Monster with a different name, by using that monster you control (this is treated as an Xyz Summon, transfer its materials to the Summoned monster). At the end of the Battle Phase, if your "K9" monster battled this turn: You can Set this card from your GY. You can only use each effect of "K9-LC Release Restraint" once per turn.

Spell Quick

During the Main Phase: Target 1 "K9" Xyz Monster you control; Special Summon from your Extra Deck, 1 "K9" Xyz Monster with a different name, by using that monster you control (this is treated as an Xyz Summon, transfer its materials to the Summoned monster), then you can destroy 1 card your opponent controls. At the end of the Battle Phase, if your "K9" monster battled this turn: You can Set this card from your GY. You can only use each effect of "K9-X Forced Release" once per turn.

Spell Normal

Target 1 monster in either GY; Special Summon it.

Spell Normal

Banish 3 or 6 cards of your choice from your Extra Deck, face-down; for the rest of this turn after this card resolves, any damage your opponent takes is halved, also excavate cards from the top of your Deck equal to the number of cards banished, add 1 excavated card to your hand, place the rest on the bottom of your Deck in any order. You can only activate 1 "Pot of Prosperity" per turn. You cannot draw cards by card effects the turn you activate this card.

Spell Normal

Reveal 1 "Number" Xyz Monster in your Extra Deck that has a number between "101" and "107" in its name; add 1 monster from your Deck to your hand with the same Type or Attribute as that monster, and the same Level as that monster's Rank, then place 1 card from your hand on top of the Deck, also for the rest of this turn after this card resolves, you cannot Special Summon from the Extra Deck, except Xyz Monsters. You can only activate 1 "Seventh Tachyon" per turn.

Spell Normal

After this card's activation, it remains on the field, but you must destroy it during the End Phase of your opponent's 3rd turn. When this card is activated: If your opponent controls a face-down monster, flip all monsters they control face-up. While this card is face-up on the field, your opponent's monsters cannot declare an attack.

Spell Normal

If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects; ● Draw 2 cards. ● Take control of 1 monster your opponent controls until the End Phase. ● Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck. You can only activate 1 "Triple Tactics Talent" per turn.

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 Normal

Special Summon 1 "K9" monster from your hand or GY, then you can Special Summon 1 "K9" Xyz Monster from your Extra Deck, by using that monster as material (this is treated as an Xyz Summon), but destroy the monster Special Summoned from the Extra Deck, during the End Phase of the next turn. During the End Phase: You can banish this card from your GY, then target 1 "K9" Quick-Play Spell in your GY; Set it. You can only use each effect of "K9-EW Special Release Experiment" once per turn.

Trap Counter

When a monster(s) would be Summoned, OR a Spell/Trap Card is activated: Pay half your LP; negate the Summon or activation, and if you do, destroy that card.

WIND

2 Level 5 monsters You can detach 1 material from this card; add 1 "K9" card from your Deck to your hand, then if your opponent has activated a monster effect this turn, you can Set 1 "K9" Quick-Play Spell from your Deck or GY. When your opponent activates a monster effect in the hand or GY (Quick Effect): You can detach 1 material from this card; negate that effect. You can only use each effect of "K9-17 "Ripper"" once per turn.

DARK

2 Level 5 monsters If this card is Xyz Summoned, or if your opponent activates a monster effect in the hand or GY: You can detach 1 material from this card, then target 1 monster on the field; destroy it. You can only use this effect of "K9-66X "Jacks"" once per turn. A "K9" Xyz Monster that has this card as material gains this effect. ● During any turn in which your opponent has activated a monster effect in the hand or GY, any battle damage this card inflicts to your opponent is doubled.

LIGHT

2 Level 5 monsters Cannot be destroyed by battle or your opponent's card effects the turn it is Special Summoned. Each time your opponent activates a monster effect, this card gains 500 ATK when that effect resolves. Once per turn, during the Standby Phase: You can detach 1 material from this card, then target 1 card on the field; banish it.

WIND

2 Level 9 monsters If this card attacks a Defense Position monster, inflict piercing battle damage to your opponent. You can only use each of the following effects of "K9-X "Ripper/M"" once per turn. If this card is Special Summoned by a "K9" Spell/Trap effect: You can target up to 2 cards in your opponent's GY and/or banishment; shuffle them into the Deck. When your opponent activates a monster effect (Quick Effect): You can detach 2 materials from this card; negate that effect, then destroy all cards on the field.

LIGHT

2 Level 9 monsters While this card has material, it can attack a number of times each Battle Phase, up to the number of materials attached to it. When your opponent activates a card or effect (Quick Effect): You can detach 1 material from this card, then activate this effect depending on whose turn it is; ● Yours: Banish up to 1 card each from your opponent's field and GY. ● Opponent's: Look at your opponent's hand and banish 1 card from it face-up, until the End Phase. You can only use this effect of "K9-X "Werewolf"" once per turn.

WATER

2 Level 5 monsters Cannot be destroyed by battle while a "Number" monster is on the field. During the Main Phase (Quick Effect): You can detach 2 materials from this card; attach 1 "Number" Xyz Monster from your Extra Deck to this card as material that has a number between "101" and "107" in its name, then you can attach 1 other face-up monster on the field to this card as material. You can only use this effect of "N.As.H. Knight" once per turn.

EARTH

3 Level 5 monsters If this card has a "Number" monster as an Xyz Material, it gains this effect. ● Once per turn, during either player's turn, when a card or effect is activated on the field: Detach 1 Xyz Material from this card, and if you do, negate the effects of all other face-up cards currently on the field until the end of this turn.

LIGHT

3 Level 9 monsters Once per turn: You can detach 1 Xyz Material from this card; until the end of this turn, negate the effects of all other face-up cards currently on the field, also your opponent cannot activate cards or effects on the field. If this card has "Number 107: Galaxy-Eyes Tachyon Dragon" as an Xyz Material, it gains this effect. ● You can Tribute 2 monsters; this card can make up to 3 attacks on monsters during each Battle Phase this turn.