Shuffle

Shuffle シャッフル (Shaffuru)

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Shuffle is a keyword action.

Details

It is the act of mixing up the cards in your deck (or another zone) so the cards are put in a random order.

Shuffling is done at the start of your game to avoid cheating, or after a card has you search the deck for a specific card.

Your opponent may shuffle your deck for you in some situations and it's legal.

Support

Cards that support Shuffle

Zone:	Support Card:	Card Effect:
Deck	Borkov Shion	■ Whenever any of your creatures that have "Sword Flash" Dragon in their names would be destroyed, you may shuffle them into your deck instead.
	Diabolos Zeta, Temporal Ruler	■ Awaken—At the start of your turn, you may choose 3 of your cards in the battle zone and/or your mana zone, return them to your deck, and then shuffle it. If you do, flip this creature to its higher cost side.
	Emperor Neuron	■ When you put this creature into the battle zone, reveal cards from the top of your deck until you reveal 2 cards that have the same name. Put those 2 cards into your hand, then shuffle your deck.
	Enjoy Play! Everyone's Playground! GANG PARADE!	■ When this field is Ganpar Psychic Linked, look at the top 10 cards of your deck. Choose up to 2 of those cards and add them to your hand, then shuffle your deck.
	Fabulous Number One Drip	■ When this creature would leave the battle zone, you may shuffle 5 cards in your hand into your deck instead.
	Heavy Death Metal, End of the Century	■ When you put this creature into the battle zone, if it wasn't summoned, shuffle it into your deck.
	Heavy Death Metal GS, Destruction Dragon God	■ When you put this creature, if it wasn't summoned, shuffle it into your deck.
	Rinne Lupia	■ Whenever one of your Dragons or Fire Birds would be destroyed, you may shuffle that creature into your deck instead.
	Rumble, Temporal Sage	■ Awaken—At the start of your turn, name a card. Look on the bottom of your deck. If the named card is on the bottom of your deck, show that card to your opponent, shuffle your deck, and flip this creature to its higher cost side.
	Ryudmila, Channeler of Suns	■ When this creature would be destroyed, shuffle it into your deck instead.
	Spike Spiegel	■ When this creature is put into your graveyard from anywhere, shuffle it into your deck.
	Tenshukaku, Dragon King Keep	■ Shuffle your deck.
	Terradragon Diruga Vejida	■ When this creature would be destroyed, shuffle it into your deck instead.
Shields	All Sunrise	■ Shuffle all cards in your shield zone into one shield face down. Then swap that stack of shields with your deck. (The deck becomes one shield.)
	Hell Hand	■ Put all your shields face down and shuffle them.
	Sinwind, Viral Fuuma	■ Whenever this creature battles, you may add the top 2 cards of your deck to your shields face down. If you do, shuffle all of your other cards in your shield zone and put them on the bottom of your deck. (You can't look at the shuffled shield cards.)
Deck and Shields	Aqua Patrol	■ When you put this creature into the battle zone, choose a player. That player shuffles all of their shields into their deck, then adds the same number of cards from the top of their deck into their shields face down.
Deck and Shields	Last, Aqua Patrol	■ When you put this creature into the battle zone, draw a card. Then choose a shield in a shield zone. That shields owner shuffles it into their deck. At the end of the turn, that player puts the top card of their deck into their shields face down.
Bottom of the Deck	Codeking Number Nine / Ode to Joy	■ Look at the top 9 cards of your deck. You may take a card that costs 9 from your deck, show that card to your opponent, and put it into your hand. Shuffle the rest and put them on the bottom of your deck.

Rulings

From the Duel Masters - General Game Rules: Version 1.28 (April 8, 2022)

701.11. Shuffle
- 701.11a To shuffle a deck or a face-down pile of cards, randomize the cards within it so that no player knows their order.
- 701.11b Some effects cause a player to search a deck for a card or cards, shuffle that deck, then put the found card or cards in a certain position in that deck. Even though the found card or cards never leave that deck, they aren’t included in the shuffle. Rather, all the cards in that deck except those are shuffled.

From the Duel Masters - General Game Rules: Version 1.28 (April 8, 2022)

701.11. シャッフルする
- 701.11a 山札や裏向きのカードの束をシャッフルするとは, その中でカードを, どのプレイヤーにも順番が分からなくなるように無作為化することです.
- 701.11b プレイヤーに山札からカードを探させ, シャッフルさせてからその探したカードを山札の特定の場所に置く効果が存在します.その場合, それらのカードは山札を離れたものとしては扱いませんが, シャッフルには含まれません.また, それらのカードを除いた山札すべてのカードはシャッフルされます.