Cancer Deck Breakdown

EARTH 4

No monsters can be Special Summoned, except for EARTH monsters.

DARK 6

If you have no cards in your GY (Quick Effect): You can send this card from your hand to the GY; until the end of the next turn, any card sent to the GY is banished instead.

LIGHT 4

When this card is Normal Summoned: You can add 1 Spellcaster monster with 1850 ATK from your Deck to your hand. Once per turn (Quick Effect): You can target 1 face-up monster your opponent controls; your opponent can send 1 card with that monster's name from their Deck or Extra Deck to the GY to negate this effect, otherwise return both this card and that monster to the hand.

EARTH 4

If this card is flipped face-up: Destroy all Special Summoned monsters on the field. Neither player can Special Summon monsters.

LIGHT 4

Cannot be Normal or Special Summoned if you control a monster. Neither player can activate monster effects unless the number of monster effects that player has previously activated that turn is less than the number of monster card types currently on the field (Ritual, Fusion, Synchro, Xyz, Pendulum, and Link). (If an effect's activation was negated, it still counts toward the total for that turn. Only count effects that were activated while this monster was face-up on the field.)

LIGHT 4

Neither player can add cards from their Deck to their hand except by drawing them. During either player's turn, when your opponent would Special Summon exactly 1 monster: You can send this face-up card to the Graveyard; negate the Special Summon, and if you do, destroy it.

Spell Quick

Target 1 face-up monster on the field; any damage your opponent takes this turn is halved, also that monster's ATK becomes equal to your opponent's current LP until the end of this turn. During your Main Phase: You can banish this card from your GY, then target 1 face-up monster on the field; any damage your opponent takes this turn is halved, also that monster's ATK becomes equal to your current LP until the end of this turn. You can only use each effect of "Life Hack" once per turn.

Spell Field

All "Gravekeeper's" monsters gain 500 ATK and DEF. Cards in the Graveyard cannot be banished. Negate any card effect that would move a card in the Graveyard to a different place. Negate any card effect that changes Types or Attributes in the Graveyard.

Spell Normal

Banish 10 cards from the top of your Deck, face-down; draw 2 cards. You can only activate 1 "Pot of Desires" per turn.

Spell Normal

Excavate the top 3 cards of your Deck, add 1 of them to your hand, also, after that, shuffle the rest back into your Deck. You can only activate 1 "Pot of Duality" per turn. You cannot Special Summon during the turn you activate this card.

Spell Normal

At the start of your Main Phase 1: Banish 3 or 6 random face-down cards from your Extra Deck, face-down; draw 1 card for every 3 cards banished. For the rest of this turn after this card resolves, you cannot draw any cards by card effects.

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 Quick

Discard 1 card; Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from either field as Fusion Material. Neither player can activate cards or effects in response to this card's activation.

Spell Normal

For the rest of this Duel, apply the following effects. ● You cannot activate monster effects in the hand. ● Draw 2 cards instead of 1 for your normal draw during your Draw Phase. ● You can conduct 2 Normal Summons/Sets per turn, not just 1. You can banish this card from your GY, then discard 1 "Time-Tearing Morganite"; your opponent cannot activate monster effects when you Normal Summon this turn.

Trap Continuous

Activate by targeting 1 face-up monster your opponent controls; take control of that monster. While you control that monster, it cannot attack or activate effects. When that monster leaves the field, destroy this card.

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 Continuous

When this card resolves: You can Special Summon 1 "Helios - The Primordial Sun" from your hand or Deck. While this card is face-up on the field, any card sent to the Graveyard is banished instead.

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.

Trap Counter

When a monster(s) would be Special Summoned, OR a monster effect is activated: Pay 1500 LP; negate the Summon or activation, and if you do, destroy that card.

Trap Continuous

Each player can only control 1 monster of each Type. If a player controls 2 or more monsters of the same Type, they must send some to the GY so they control no more than 1 monster of that Type.

EARTH 7

1 Cyberse monster + 1 Link Monster After this card is Fusion Summoned, you take no damage for the rest of this turn. If this card attacks a monster that was Special Summoned from the Extra Deck, this card gains ATK equal to its original ATK during the Damage Step only. When this card is destroyed by battle: You can target 1 Cyberse monster in your GY, except "Earth Golem @Ignister"; Special Summon it. You can only use this effect of "Earth Golem @Ignister" once per turn.

DARK 6

2 monsters with the same Type and Attribute, but different names Any battle damage your opponent takes from battles involving this card is doubled. If this card is sent to the GY: You can draw 1 card. You can only use this effect of "Garura, Wings of Resonant Life" once per turn.

WATER 4

2 monsters with the same Attribute but different Types Your opponent cannot target this card, or monsters on the field with the same Attribute as this card, with card effects. Once per turn (Quick Effect): You can declare 1 Attribute; this card becomes that Attribute until the end of this turn.

DARK 8

1 Fusion Monster + 1 DARK monster Once per turn (Quick Effect): You can target 1 face-up monster your opponent controls; place 1 Predator Counter on it, and if it is Level 2 or higher, it becomes Level 1 as long as it has a Predator Counter. Negate the activated effects of your opponent's monsters that have Predator Counters.

DARK 9

3 DARK monsters on the field Gains ATK equal to the total original ATK of all other monsters on the field with a Predator Counter. You can only use each of the following effects of "Predaplant Triphyoverutum" once per turn. ● When your opponent Special Summons a monster(s) from their Extra Deck while you control this Fusion Summoned card (Quick Effect): You can negate the Summon, and if you do, destroy that monster(s). ● If your opponent controls a monster with a Predator Counter(s): You can Special Summon this card from your GY in Defense Position.

DARK 8

2 DARK monsters on the field, except Tokens If this card is Fusion Summoned: You can make this card gain ATK equal to 1 opponent's Special Summoned monster, until the end of this turn. Once per turn: You can target 1 Level 5 or higher monster your opponent controls; until the End Phase, this card's name becomes that monster's original name, and replace this effect with that monster's original effects. If this Fusion Summoned card is destroyed: You can destroy all your opponent's Special Summoned monsters.

DARK 12

1 "Yubel" monster + 1+ Effect Monsters on the field If this card is Fusion Summoned: You can inflict 500 damage to your opponent for each material used. You can only use this effect of "Yubel - The Loving Defender Forever" once per turn. Cannot be destroyed by battle or card effects, also you take no battle damage from battles involving this card. At the end of the Damage Step, if this card battled an opponent's monster: Inflict damage to your opponent equal to that opponent's monster's ATK, and if you do, banish that monster.

LIGHT

1 Level 4 or lower Spellcaster monster If another "Magistus" monster(s) is Normal or Special Summoned while you control this monster (except during the Damage Step): You can target 1 of those monsters; equip this card you control to it. While this card is equipped to a monster: You can add 1 "Magistus" monster from your Deck to your hand. You can only use each effect of "Artemis, the Magistus Moon Maiden" once per turn. You can only Special Summon "Artemis, the Magistus Moon Maiden" once per turn.

DARK

2 Effect Monsters If this card is Link Summoned using a Fusion, Synchro, Xyz, or Link Monster as material: You can target 1 card on the field or in either GY; banish it, also your monsters cannot attack directly this turn. When your opponent activates a card or effect (Quick Effect): You can target 2 face-up monsters on the field, including a monster you control; banish both until the End Phase. You can only use each effect of "S:P Little Knight" 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.

LIGHT

2 Level 12 monsters Once per turn, if an Xyz Monster battled this turn, you can also Xyz Summon "Divine Arsenal AA-ZEUS - Sky Thunder" by using 1 Xyz Monster you control as material. (Transfer its materials to this card.) (Quick Effect): You can detach 2 materials from this card; send all other cards from the field to the GY. Once per turn, if another card(s) you control is destroyed by battle or an opponent's card effect: You can attach 1 card from your hand, Deck, or Extra Deck to this card as material.

EARTH

2 Level 4 monsters Once per turn, during your Standby Phase, detach 1 material from this card. If you cannot, destroy it. This Attack Position card cannot be destroyed by your opponent's card effects. Your opponent cannot target this Attack Position card with card effects. While this card is in face-up Defense Position, change all face-up monsters on the field to Defense Position, also negate the activated effects of monsters that were in Defense Position when that effect was activated.

DARK

2 Level 12 monsters During the turn, or turn after, your opponent Special Summoned 2 or more monsters from the Extra Deck, you can also Xyz Summon this card by using 1 monster you control with the highest ATK (your choice, if tied). (Transfer its materials to this card.) If you do, you cannot Normal or Special Summon monsters for the rest of this turn. While this Xyz Summoned monster is on the field, neither player can activate the effects of monsters with 3000 or more ATK. Once per turn: You can detach 1 material from this card; return 1 monster from the field to the hand.