Centur-Ion Deck Breakdown

DARK 4

If this card is in your hand or GY: You can send 1 other card from your hand or field to the GY; Special Summon this card, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except DARK Dragon Synchro Monsters. You can target 1 face-up monster you control that has a Level; send 1 Fiend Tuner from your hand or Deck to the GY, and if you do, increase or decrease that monster's Level by 1. You can only use each effect of "Bone Archfiend" once per turn.

DARK 7

When your opponent Special Summons a monster (except during the Damage Step): You can discard 1 card; Special Summon this card from your hand. Your opponent cannot banish cards.

EARTH 6

When your opponent Normal or Special Summons a monster(s) (except during the Damage Step): You can Special Summon this card from your hand to the opponent's field in Defense Position. This card's controller cannot Fusion, Synchro, Xyz, or Link Summon unless they use this card as material.

DARK 4

If this card is Normal or Special Summoned, or if this card is Tributed: You can add 1 "Mitsurugi" monster from your Deck to your hand, except "Mitsurugi no Mikoto, Aramasa". 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, Aramasa" once per turn.

DARK 4

If this card is Normal or Special Summoned, or if this card is Tributed: You can target 1 "Mitsurugi" card in your GY or banishment, except "Mitsurugi no Mikoto, Kusanagi"; add it 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, Kusanagi" 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.

WIND 4

If you control no cards (Quick Effect): You can discard this card; apply these effects this turn. ● Each time your opponent Special Summons a monster(s) from the Deck and/or Extra Deck, immediately draw 1 card. ● Once, during this End Phase, if the number of cards in your hand is more than the number of cards your opponent controls +6, you must randomly shuffle cards from your hand into the Deck so the number in your hand equals the number your opponent controls +6. You can only activate 1 other "Mulcharmy" monster effect, the turn you activate this effect.

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.

FIRE 3

During the Main Phase, if you control a Fiend Tuner, or your opponent controls a Special Summoned monster (Quick Effect): You can Special Summon this card from your hand. If this card is Special Summoned: You can inflict 400 damage to your opponent for each FIRE monster you control with different names. If this card is sent to the GY as Synchro Material: You can send 1 Normal Trap from your Deck to the GY. You can only use each effect of "Red Lotus King, Flame Crime" once per turn.

FIRE 8

1 "Snake-Eye" monster + 1 Illusion monster Must be either Fusion Summoned, or Special Summoned by sending 2 face-up Monster Cards from your Spell & Trap Zone to the GY. If this card is Special Summoned: You can target 1 face-up monster on the field; place it face-up in its owner's Spell & Trap Zone as a Continuous Spell. You can only use this effect of "Snake-Eyes Doomed Dragon" once per turn.

DARK 8

You can Ritual Summon this card with "Mitsurugi Ritual". Monsters your opponent controls lose 800 ATK. You can reveal this card in your hand; Special Summon 1 "Mitsurugi" monster from your Deck, then Tribute 1 monster you control. You can only use this effect of "Ame no Habakiri no Mitsurugi" once per Duel. If this card is Tributed: You can add 1 "Mitsurugi" card from your Deck to your hand, except "Ame no Habakiri no Mitsurugi", then you can Special Summon this card. You can only use this effect of "Ame no Habakiri no Mitsurugi" once per turn.

DARK 8

You can Ritual Summon this card with "Mitsurugi Ritual". If this card is Special Summoned: You can destroy all monsters your opponent controls. When your opponent activates a card or effect (Quick Effect): You can activate this effect; your opponent can discard 1 card, or that effect is negated. If this card is Tributed: You can add 1 "Mitsurugi" card from your Deck to your hand, except "Ame no Murakumo no Mitsurugi", then you can Special Summon this card. You can only use each effect of "Ame no Murakumo no Mitsurugi" once per turn.

DARK 8

1 DARK Tuner + 1+ non-Tuner monsters Cannot be destroyed by battle or card effects. If you take damage from an attack involving this card, or from an opponent's card effect: This card gains ATK equal to the damage you took.

DARK 10

1 Tuner + 1+ non-Tuner Dragon monsters You can target 1 banished LIGHT or DARK monster; Special Summon it to your field. When your opponent activates a monster effect (Quick Effect): You can target 1 banished card; shuffle it into the Deck, then if you shuffled it into your Deck, destroy that monster, or if you shuffled it into your opponent's Deck, negate that activated effect. You can only use each effect of "Bystial Dis Pater" once per turn.

DARK 10

1 Tuner + 1+ non-Tuner LIGHT or DARK monsters For this card's Synchro Summon, you can treat 1 LIGHT or DARK monster you control as a Tuner. If this card is Special Summoned: You can target 1 card on the field; banish it. This card gains these effects based on the original Attributes of materials used for its Synchro Summon. ● LIGHT: Synchro Monsters you control are unaffected by monster effects activated by your opponent. ● DARK: Monsters you control cannot be destroyed by battle.

DARK 9

1 Tuner + 1 non-Tuner DARK Dragon Synchro Monster (Quick Effect): You can target 1 face-up card your opponent controls; negate its effects until the end of this turn. When this card inflicts battle damage to your opponent: You can target 1 Tuner in your GY; Special Summon it in Defense Position. You can only use each effect of "Hot Red Dragon Archfiend Abyss" once per turn.

DARK 7

1 Tuner + 1+ non-Tuner monsters If this card is Synchro Summoned: You can target 1 card on the field; destroy it. If this card on the field is destroyed: You can target 1 face-up monster on the field; that monster cannot attack until the end of your opponent's turn. You can only use each effect of "Kuibelt the Blade Dragon" once per turn.

DARK 8

1 Tuner + 1 or more non-Tuner monsters After damage calculation, if this card attacks a Defense Position monster your opponent controls: Destroy all Defense Position monsters your opponent controls. During your End Phase: Destroy all other monsters you control that did not declare an attack this turn. This card must be face-up on the field to activate and to resolve this effect.

DARK 6

1 Fiend Tuner + 1+ non-Tuner monsters When this card is Synchro Summoned: You can target 1 "Resonator" monster in your GY; Special Summon it. You cannot Special Summon monsters from the Extra Deck the turn you activate this effect, except DARK Dragon Synchro Monsters. During your Main Phase, except the turn this card was sent to the GY: You can banish this card from your GY, then target 2 Level 1 "Resonator" monsters in your GY; Special Summon both.

DARK 12

3 Tuners + 1+ non-Tuner Synchro Monsters Must first be Synchro Summoned. Gains 500 ATK for each Tuner in your GY. Cannot be destroyed by your opponent's card effects. Once per turn, when your opponent's monster effect is activated, or when an opponent's monster declares an attack (Quick Effect): You can activate this effect; banish this card, also banish all cards your opponent controls. Once per turn, during your next End Phase after this card was banished by its own effect: Special Summon this banished card.

DARK 8

1 Tuner + 1+ non-Tuner monsters This card's name becomes "Red Dragon Archfiend" while it is on the field or in the GY. Once per turn: You can destroy as many Special Summoned Effect Monsters on the field as possible with ATK less than or equal to this card's (other than this card), then inflict 500 damage to your opponent for each monster destroyed.

DARK 8

1 Tuner + 1+ non-Tuner DARK monsters This card's name becomes "Red Dragon Archfiend" while on the field or in the GY. If this card is sent from the Monster Zone to the GY: You can Special Summon 1 "Red Dragon Archfiend" from your Extra Deck (this is treated as a Synchro Summon), then, if this card was sent to the GY as Synchro Material for a DARK Dragon Synchro Monster, you can destroy all Attack Position monsters your opponent controls. You can only use this effect of "Scarred Dragon Archfiend" once per turn.

DARK 10

2 Tuners + 1 or more non-Tuner monsters Must be Synchro Summoned, and cannot be Special Summoned by other ways. You can only use each of these effects of "Tyrant Red Dragon Archfiend" once per turn. ● During your Main Phase 1: You can destroy all other cards on the field, also, for the rest of this turn, other monsters you control cannot attack. ● During either player's Battle Phase, when a Spell/Trap Card is activated: You can negate the activation, and if you do, destroy that card, and if you do that, this card gains 500 ATK.

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.

DARK 2

If you control no monsters: You can Special Summon this card from your hand. If the only other monster you control is exactly 1 DARK Dragon Synchro Monster: You can Special Summon up to 2 "Resonator" monsters from your hand or Deck, except "Crimson Resonator". You can only use each effect of "Crimson Resonator" once per turn. You cannot Special Summon monsters from the Extra Deck, except DARK Dragon Synchro Monsters, the turn you activate either of this card's effects.

FIRE 2

When this card is Normal Summoned: You can Special Summon 1 Level 4 or lower monster from your hand. When this card is Special Summoned: You can target 1 face-up monster on the field; gain LP equal to its ATK. You can only use this effect of "Red Resonator" once per turn.

FIRE 3

If this card is Normal or Special Summoned: You can add 1 Level 4 or lower Fiend monster from your Deck to your hand, except "Soul Resonator", also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except DARK Synchro Monsters. If a card(s) you control would be destroyed by card effect, while you control "Red Dragon Archfiend" or a Synchro Monster that mentions it, you can banish this card from your GY instead. You can only use each effect of "Soul Resonator" once per turn.

DARK 1

If a Synchro Monster is on the field, you can Special Summon this card (from your hand). You can only Special Summon "Synkron Resonator" once per turn this way. If this card is sent from the field to the Graveyard: You can target 1 "Resonator" monster in your Graveyard, except "Synkron Resonator"; add it to your hand.

DARK 2

If a Level 5 or higher DARK monster is on the field, you can Special Summon this card (from your hand). You can only Special Summon "Vision Resonator" once per turn this way. If this card is sent to the GY: You can add 1 Spell/Trap that mentions "Red Dragon Archfiend" from your Deck to your hand. You can only use this effect of "Vision Resonator" once per turn.

Spell Quick

Change all face-up monsters on the field to face-down Defense Position. During the End Phase of this turn, change as many face-down Defense Position monsters your opponent controls as possible to face-up Defense Position, then your opponent draws cards equal to the number of monsters changed face-up by this effect.

Spell Continuous

During your Main Phase: You can add 1 "Red Dragon Archfiend" or 1 card that mentions it from your Deck or GY to your hand, except "Crimson Gaia". When your "Red Dragon Archfiend" declares an attack: You can change all monsters your opponent controls to face-down Defense Position. If a monster(s) on the field is destroyed by battle or card effect: You can Special Summon 1 "Red Dragon Archfiend" from your GY. You can only use each effect of "Crimson Gaia" once per turn.

Spell Normal

Negate the effects of all face-up monsters your opponent currently controls, until the end of this turn, also, for the rest of this turn after this card resolves, your opponent takes no damage. Neither player can activate monster effects in response to this card's activation.

Spell Normal

Destroy all Spell and Trap Cards your opponent controls.

Spell Normal

If you control no face-up cards: Activate 1 of these effects; ● Destroy all Attack Position monsters your opponent controls. ● Destroy all Spells and Traps your opponent controls. You can only activate 1 "Lightning Storm" per turn.

Spell Quick

When you activate this card, you can also Tribute 1 Reptile monster in your hand or field; apply 1 of these effects, or if you Tributed a monster at activation, you can apply both effects in sequence. ● Add 1 "Mitsurugi" monster from your Deck to your hand. ● Take 800 damage, then you can Special Summon 1 "Mitsurugi" monster from your hand or GY, but it cannot attack directly. You can only activate 1 "Mitsurugi Prayers" per turn.

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 Normal

Add 1 "Resonator" monster from your Deck to your hand.

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.

Spell Normal

If your opponent has activated a monster effect during this turn: Set 1 Normal Spell/Trap directly from your Deck, except "Triple Tactics Thrust", or if your opponent controls a monster, you can add it to your hand instead. That Set card cannot be activated this turn. You can only activate 1 "Triple Tactics Thrust" per turn.

Trap Normal

Declare 1 monster card type (Ritual, Fusion, Synchro, Xyz, or Pendulum); for the rest of this turn, neither player can Special Summon monsters of the declared type, also negate the effects of all monsters of that type while they are on the field. You can only activate 1 "Dimensional Barrier" per turn.

Trap Normal

If your opponent controls a card, you can activate this card from your hand. When a card or effect is activated that includes an effect that Special Summons a monster(s): Negate that effect, then if you have a Trap in your GY, destroy that card. If you activated this card from your hand, you cannot activate the effects of LIGHT, EARTH, and WIND monsters for the rest of this Duel. You can only activate 1 "Dominus Impulse" per turn.

Trap Normal

At the end of the Battle Phase, if your opponent controls more cards than you do: You can make your opponent banish cards from their field face-down so they control the same number of cards as you do. If you control no cards, you can activate this card from your hand.

Trap Normal

When your opponent activates a card or effect: Tribute 1 Level 5 or higher Reptile monster; negate that effect, and if you do, destroy that card. You can banish this card from your GY, then target 1 Reptile monster in your GY; Special Summon it, and if you do, Tribute 1 other monster you control. You can only use 1 "Mitsurugi Great Purification" effect per turn, and only once that turn.

Trap Normal

If you control a Level 8 or higher Synchro Monster: Banish all monsters on the field, except the monster(s) with the highest Level, also the remaining face-up monsters on the field are unaffected by other card effects, except their own, until the end of this turn. If a DARK Dragon Synchro Monster is Synchro Summoned to your field while this card is in your GY: You can add this card to your hand. You can only use this effect of "Red Reign" once per turn.

Trap Continuous

When your opponent activates a card or effect while you control "Red Dragon Archfiend" or a Synchro Monster that mentions it: You can target 1 card on the field; destroy it. You can target 1 of your banished DARK Dragon Synchro Monsters; Special Summon it. You can only use each effect of "Red Zone" once per turn.