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 12

There can only be 1 "Earthbound Immortal" monster on the field. During the Main Phase (Quick Effect): You can banish this card from your hand or GY; send 1 "Earthbound Immortal" monster or "Red Dragon Archfiend" from your hand or face-up Monster Zone to the GY, then you can apply 1 of these effects. ● Special Summon 1 "Earthbound" monster from your Deck or Extra Deck. ● Special Summon 1 "Red Nova Dragon" from your Extra Deck. (This is treated as a Synchro Summon.) You can only use this effect of "Earthbound Immortal Red Nova" once per turn.

DARK 10

1 DARK Tuner + 1 non-Tuner Dragon-Type monster Cannot be destroyed by battle. When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can activate this effect; this card can make a second attack on an opponent's monster in a row. During your Standby Phase: You can target 1 face-up monster your opponent controls; its ATK becomes half its current ATK, and if it does, inflict damage to your opponent equal to that lost ATK.

FIRE 12

1 Tuner + 1+ non-Tuner monsters Unaffected by card effects, except "Mathmech" cards, while in the Extra Monster Zone. If this card in the Extra Monster Zone battles an opponent's monster, any battle damage it inflicts to your opponent is doubled. If this card is destroyed by battle, or if this card in its owner's possession is destroyed by an opponent's card effect: You can add 1 "Mathmech" card from your Deck to your hand. You can only use this effect of "Geomathmech Final Sigma" 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 12

2 Tuners + "Red Dragon Archfiend" This card gains 500 ATK for each Tuner monster in your Graveyard. Cannot be destroyed by an opponent's card effects. When an opponent's monster declares an attack: You can target the attacking monster; banish this card, and if you do, negate that attack. During the next End Phase: Special Summon this card banished by 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 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.

WATER 10

1 Tuner + 1+ non-Tuner monsters For each banished card, this card gains 100 ATK/DEF and monsters your opponent controls lose 100 ATK/DEF. If this card would be destroyed by card effect, you can banish 1 card from your GY instead. If a card(s) is banished (except during the Damage Step): You can banish 1 card each from both your opponent's field and GY. You can only use this effect of "Swordsoul Supreme Sovereign - Chengying" once per turn.

DARK 2

During your Main Phase: You can Special Summon this card from your hand, then take 700 damage, also you cannot Special Summon monsters from the Extra Deck, except Synchro Monsters, while this card is face-up in the Monster Zone. If a face-up Dragon Synchro Monster(s) you control is Tributed or banished (except during the Damage Step): You can banish this card from your GY, then target 1 of those monsters; Special Summon it. You can only use each effect of "Assault Synchron" once per turn.

WIND 3

If you control a Level 8 or higher Synchro Monster, you can Special Summon this card (from your hand).

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 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 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

Destroy all monsters on the field.

Spell Normal

This card's activation and effect cannot be negated. At the start of your Main Phase 1 or 2: Target any number of face-up cards on the field; for each targeted card, banish 1 card from your hand, or 6 cards from your Extra Deck, face-down, then return those targeted cards to the hand.

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 Normal

Discard 1 card; destroy all face-up monsters your opponent controls.

Spell Normal

Destroy all monsters your opponent controls.

Spell Normal

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

Spell Equip

Equip only to a Dragon Synchro Monster you control. "Red Dragon Archfiend" equipped with this card is unaffected by your opponent's activated effects. Once per turn, during your Main Phase: You can make the ATK of all monsters your opponent currently controls become equal to the equipped monster's. Once per turn, when an attack is declared involving the equipped monster: You can target 1 monster in your opponent's GY; banish it, and if you do, the equipped monster gains ATK equal to that banished monster's, until the end of this turn.

Trap Normal

Tribute 1 DARK monster with 2000 or more ATK; look at your opponent's hand, all monsters they control, and all cards they draw until the end of their 3rd turn after this card's activation, and destroy all those monsters with 1500 or less ATK.

Trap Normal

Tribute 1 DARK monster with 2500 or more ATK, and declare 1 type of card (Spell or Trap); look at your opponent's hand, all Spells/Traps they control, and all cards they draw until the end of their 3rd turn after this card's activation, and destroy all cards of that declared type.

Trap Counter

Activate by sending 1 face-up Synchro Monster you control to the Graveyard when your opponent Summons a monster. Negate the Summon and destroy that card. Your opponent cannot Summon a monster until the End Phase of this turn.

Trap Normal

Tribute 1 DARK monster with 3000 or less ATK; your opponent destroys 1 card (of their choice) in their hand or Deck for every 500 ATK that monster had on the field. If you Tributed a monster with 2000 or more ATK to activate this card, look at all cards your opponent draws until the end of their 3rd turn after this card's activation, and destroy all monsters among them. Cards destroyed and sent to the GY by this card's effects cannot activate their own effects that same 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.

Trap Normal

Target 1 monster you control; destroy it, and if you do, Set 1 Normal Trap directly from your Deck, except "Trap Tracks". It can be activated this turn. You can only activate 1 Trap Card for the rest of this turn after this card resolves. You can only activate 1 "Trap Tracks" per turn.

Trap Normal

Banish 1 Normal Trap from your Deck, except "Trap Trick", and Set 1 card with the same name directly from your Deck, also it can be activated this turn. You can only activate 1 Trap Card for the rest of this turn after this card resolves. You can only activate 1 "Trap Trick" per turn.