Archfiend Deck Breakdown

FIRE 2

When this card is destroyed by battle and sent to the Graveyard, you can add 1 Level 3 or lower Dragon-Type monster from your Deck to your hand.

DARK 7

1 Fiend-Type Tuner + 1 or more non-Tuner monsters When this card declares an attack: You can switch the current ATK and DEF of all face-up monsters your opponent controls, until the end of the Battle Phase.

DARK 7

1 Tuner + 1 or more non-Tuner Dragon-Type monsters At the start of the Damage Step, if this card battles a monster: You can destroy that monster, and if you do, inflict damage to your opponent equal to the ATK the destroyed monster had on the field. This card's ATK must be greater than or equal to the ATK of that monster to activate and to resolve this effect.

DARK 1

When an opponent's monster declares a direct attack: You can Special Summon this card from your hand, then end the Battle Phase. If Summoned this way, banish it when it leaves the field.

Spell Quick

Special Summon 2 "Doomsday Tokens" (Fiend/DARK/Level 1/ATK 0/DEF 0) in Defense Position. They cannot be Tributed for a Tribute Summon, unless it is for a DARK monster. You cannot Summon other monsters the turn you activate this card (but you can Normal Set).

Spell Normal

Return all Spell and Trap Cards on the field to the hand.

DARK 4

Once per turn, when your monster declares an attack on your opponent's Defense Position monster: You can activate this effect; during that battle, if that monster attacks a Defense Position monster, inflict piercing battle damage to your opponent.

Trap Normal

Activate only when a face-up Synchro Monster you control is selected as an attack target. Negate the attack and destroy 1 monster your opponent controls.

WIND 3

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

DARK 1

If this card is sent to the Graveyard for the Synchro Summon of a DARK Synchro Monster, you can destroy 1 face-up Spell or Trap Card.

DARK 4

While you control this face-up Attack Position card, when an opponent's monster declares an attack, inflict 500 damage to your opponent.

DARK 1

When this card is Normal Summoned, select and Special Summon 1 Level 3 Tuner monster from your Graveyard. The effect(s) of that monster is negated.

Spell Normal

Pay 800 LP, then target 1 face-up monster your opponent controls that can be Normal Summoned/Set; take control of that target until the End Phase.

Trap Normal

When a monster(s) is Summoned: Destroy all monsters on the field.

Trap Normal

Activate only during a turn in which you destroyed a Defense Position monster your opponent controlled. Select 1 Level 8 monster you control. During this turn, the selected monster can attack twice.

Trap Normal

During damage calculation, if your monster battles an opponent's monster with a higher ATK: Pay LP equal to the difference in ATK; your monster gains ATK equal to that difference +300, during damage calculation only.

Trap Continuous

Target 1 monster with 1000 or less ATK in your Graveyard; Special Summon it in Attack Position. If the target is changed to Defense Position, destroy it and this card. When this card leaves the field, destroy the target. When the target is destroyed, destroy this card.

WIND 6

Cannot be destroyed by battle with a monster that has the same ATK. If this card is Tribute Summoned by Tributing a Dragon-Type monster: It gains ATK equal to half the original ATK of the Tributed monster. If this card attacks a Defense Position monster, inflict piercing battle damage to your opponent.

DARK 4

If this card is sent to the Graveyard as a Synchro Material Monster, inflict 2000 damage to the player that Synchro Summoned, and the Synchro Monster that used this card as a Synchro Material Monster gains 2000 ATK until the End Phase.

LIGHT 1

Cannot be used as a Synchro Material, except for the Synchro Summon of a "Majestic" monster.

DARK 10

"Majestic Dragon" + "Red Dragon Archfiend" + 1 non-Tuner monster Cannot be destroyed by card effects. After damage calculation, if this card attacks: Destroy all Defense Position monsters on the field. Once per turn: You can target 1 face-up monster your opponent controls; negate its effects, and if you do, this card gains ATK equal to that monster's ATK. These changes last until the end of this turn. During the End Phase: Target 1 "Red Dragon Archfiend" in your Graveyard; return this card from the field to the Extra Deck, then Special Summon that target.

DARK 3

The first time this card would be destroyed by battle each turn, it is not destroyed.

Trap Normal

Activate only when your opponent Synchro Summons a monster. Special Summon 1 Tuner Monster used for that Synchro Summon from their Graveyard to your side of the field.

Trap Normal

Select 1 Tuner monster from your Graveyard and Special Summon it. Its effects are negated. Special Summon 2 "Gift Fiend Tokens" (Fiend-Type/DARK/Level 3/ATK 1500/DEF 1500) to your opponent's side of the field.

Trap Continuous

Activate this card by targeting 1 monster in your GY; Special Summon that target in Attack Position. When this card leaves the field, destroy that monster. When that monster is destroyed, destroy this card.

LIGHT 3

This card cannot be used as a Synchro Material Monster, except for the Synchro Summon of a Level 7 or higher Synchro Monster. Once per turn, that Synchro Monster cannot be destroyed by battle. Each time this effect is applied, that Synchro Monster loses 400 ATK and DEF at the end of the Damage Step.

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

Destroy all Spell and Trap Cards on the field.

FIRE 3

A Synchro Monster that used this card as a Synchro Material gains 300 ATK.

EARTH 1

If this card is sent to the Graveyard as a Synchro Material Monster, select 1 face-up monster your opponent controls. The selected opponent's monster loses 1000 ATK until the End Phase.

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.

Spell Quick

Target 1 Spell/Trap on the field; destroy that target.

Trap Normal

When an opponent's monster declares an attack: Destroy all your opponent's Attack Position monsters.

Spell Normal

Draw 2 cards, then banish 1 DARK monster from your hand, or, if you do not have any in your hand, send your entire hand to the GY.

DARK 5

If your opponent controls 2 or more monsters, you can Normal Summon this card without Tributing.

DARK 5

If your opponent controls a monster and you control no monsters, you can Special Summon this card (from your hand), but its original ATK and DEF become halved.

EARTH 3

This card cannot be Normal Summoned or Set. When you Synchro Summon a Synchro Monster, you can Special Summon this card from your hand.

Spell Normal

Return all Spell and Trap Cards on the field to the hand.