Cancer Deck Breakdown

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.)

DARK 10

During your Main Phase: You can activate this effect; this card in your hand becomes revealed until the end of your opponent's turn. While this card is revealed by this effect, Set cards on the field cannot be destroyed by card effects. If a Set Spell/Trap Card is activated (except during the Damage Step): You can Special Summon this card from your hand, then, if you activated this effect while this card was revealed, you can reveal and Set 1 Spell/Trap directly from your Deck, but banish it during the End Phase of the next turn. You can only use 1 "Lord of the Heavenly Prison" effect per turn, and only once that turn.

EARTH 2

During either player's turn: You can send this card from your hand to the Graveyard; this turn, each time your opponent Special Summons a monster(s), immediately draw 1 card. You can only use 1 "Maxx "C"" per turn.

DARK 4

If this card is Normal Summoned: Shuffle all banished cards into the Deck. This card gains 100 ATK for each card shuffled into the Main Deck by this effect. If this card is banished: Each player banishes 5 cards from the top of their Deck (or their entire Deck, if less than 5).

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.

LIGHT 1

During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls, until the end of this turn.

LIGHT 5

During your opponent's turn, when either player takes battle damage: You can Special Summon this card from your hand, then apply 1 of these effects. ● Gain LP equal to that battle damage. ● Inflict damage to your opponent equal to that battle damage.

Spell Field

If a "Spirit Message" card would be placed on your field with "Destiny Board", you can Special Summon it as a Normal Monster (Fiend/DARK/Level 1/ATK 0/DEF 0) instead, and if you do, it is unaffected by card effects, except "Destiny Board", and cannot be targeted for attacks, but does not prevent your opponent from attacking you directly. When an opponent's monster declares an attack: Toss a coin and if the result is heads, negate the attack, and if you do, inflict damage to your opponent equal to half the current ATK of that opponent's monster.

Spell Quick

When you take 3000 or more Battle Damage from 1 attack, you can activate this card. Remove all monsters in each player's Deck and Graveyard from play.

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.

Trap Continuous

Both players must Set Spell Cards before activating them, and cannot activate them until their next turn after Setting them.

Trap Normal

When an opponent's monster declares an attack: Destroy as many Attack Position monsters your opponent controls as possible, and if you do, take damage equal to half the combined original ATK of those destroyed monsters, then inflict damage to your opponent equal to the damage you took.

Trap Normal

During damage calculation, if your monster is attacked: Your battling monster cannot be destroyed by that battle, also if you take battle damage from that battle, your opponent takes effect damage equal to double that amount. You can only apply this effect of "Bye Bye Damage" once per turn.

Trap Normal

Activate only when an opponent's monster declares an attack. Instead of you, your opponent takes the Battle Damage you would have taken from this battle.

Trap Continuous

Each player can only control 1 Attribute of monster. Send all other face-up monsters they control to the GY.

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

When an opponent's monster declares an attack: Target the attacking monster; negate the attack, and if you do, inflict damage to your opponent equal to its ATK.

Trap Normal

Take 1 Field Spell from your Deck, and either activate it or add it to your hand.

Trap Continuous

Neither player can add cards from their Deck to their hand except by drawing them.

Trap Continuous

Each player can only control 1 Type of monster. Send all other face-up monsters they control to the GY.

Trap Continuous

Activate by paying 1000 LP. Negate the effects of all face-up monsters while they are face-up on the field (but their effects can still be activated).

Trap Continuous

Neither player can Summon more than two times per turn. (Negated Summons count toward this limit. Negated cards/effects that would Summon do not count.)

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.

Trap Continuous

Special Summon this card in Defense Position as an Effect Monster (Zombie/DARK/Level 4/ATK 1800/DEF 500). (This card is also still a Trap.) If this card Summoned this way is destroyed by battle: Inflict damage to your opponent equal to the ATK of the monster that destroyed it.

EARTH

2 monsters with different names If this card is Link Summoned: You can discard 1 card, then target 1 Special Summoned monster in your opponent's Main Monster Zone; destroy it, then, if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Cerberus" once per turn. Co-linked monsters you control cannot be destroyed by card effects.

FIRE

2 monsters with different names If this card is Link Summoned: You can discard 1 card, then target 1 Spell/Trap your opponent controls; destroy it, then, if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Phoenix" once per turn. Co-linked monsters you control cannot be destroyed by battle.

DARK

2+ monsters including a Link Monster If a card(s) on the field is destroyed by card effect, except by "Unchained Abomination" (except during the Damage Step): You can target 1 card on the field; destroy it. When another monster is destroyed by battle: You can target 1 card on the field; destroy it. During the End Phase: You can target 1 card on the field; destroy it. You can only use each effect of "Unchained Abomination" once per turn.

DARK

2 Zombie monsters If you would Tribute a monster(s) for a Tribute Summon, you can Tribute a Zombie monster(s) your opponent controls, even though you do not control them. You can only use each of the following effects of "Vampire Sucker" once per turn. ● You can target 1 monster in your opponent's GY; Special Summon it to your opponent's field in Defense Position, but it becomes a Zombie monster. ● If a Zombie monster(s) is Special Summoned from either GY: Draw 1 card.

LIGHT

2 Level 5 monsters Once per turn, during either player's turn, you can activate 1 of these effects. ● When a monster effect is activated on the field OR when a Normal Spell/Trap Card is activated: You can detach 1 Xyz Material from this card; the activated effect becomes "Destroy 1 Spell/Trap Card your opponent controls". ● You can detach 1 Xyz Material from this card; each player with a hand shuffles their entire hand into the Deck, then draws the same number of cards they shuffled into the Deck.

DARK

2 Level 10 monsters All monsters you control gain ATK and DEF equal to the difference between your LP and your opponent's. While this card has Xyz Material, each time your opponent Special Summons a monster(s), inflict 600 damage to your opponent. Once per turn: You can detach 1 Xyz Material from this card; destroy all face-up monsters your opponent controls with ATK less than or equal to this card's.

FIRE

2 Level 5 monsters Once per turn: You can detach 1 Xyz Material from this card, then target 1 face-up monster your opponent controls; destroy that opponent's monster, and if you do, inflict damage to your opponent equal to the destroyed monster's original ATK. This card cannot attack your opponent directly during the turn you activate this effect.

DARK

2 Level 12 monsters You can also Xyz Summon this card by using a Rank 10 or 11 DARK Xyz Monster you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) If Summoned this way, the following effect cannot be activated this turn. Once per turn: You can detach 2 Xyz Materials from this card; banish as many Special Summoned monsters your opponent controls as possible, then attach 1 of those banished monsters to this card as Xyz Material. If this face-up card on the field would be destroyed by battle or card effect, you can detach 1 Xyz Material from this card instead.

WIND

2 Level 10 monsters You can detach 1 Xyz Material from this card, then target 1 card your opponent controls; destroy that target, and if you do, inflict 1000 damage to your opponent. You can only use the effect of "Skypalace Gangaridai" once per turn. This card cannot attack the turn you activate this effect.

EARTH

2 Level 10 monsters Once per turn: You can detach 1 material from this card; inflict 2000 damage to your opponent.

EARTH

3 Level 11 monsters Once per turn, you can also Xyz Summon "Superdreadnought Rail Cannon Juggernaut Liebe" by using 1 Rank 10 Machine Xyz Monster you control as material. (Transfer its materials to this card.) Once per turn: You can detach 1 material from this card; it gains 2000 ATK/DEF, also for the rest of this turn, you can only declare an attack with this card. During each Battle Phase, this card can make attacks on monsters up to the number of materials it has +1.