Deck Zone (デッキゾーン Dekki Zōn) is the place for player to put their deck. Deck Zone is a hidden zone, and both players cannot look at or change the order of its contents unless a card effect allows a player to do so.
Comprehensive Rules[]
304 Deck Zone
304.1 Zone to put the deck prepared by the player.
304.2 Deck Zone is a hidden zone. You can't change the order of cards put in the Deck Zone.
304.3 If you move several amount of cards from a specific position of the Deck Zone into another zone simultaneously, move a card from that position repeatedly for that specific amount of times.
304.4 When there is an instruction to perform "reveal", "look", or "move into another zone" to several amounts of cards from the Deck Zone, if "up to ~" is written in the amount, perform one of the following actions.
304.4a Don't perform the "reveal", "look", or "move into another zone" instruction.
304.4b Perform the "reveal", "look", or "move into another zone" instruction to one card. This action can be repeated as many times as the number indicated in "up to~" (you can also stop halfway).
304.5 If several amounts of cards are moved from another zone outside the Deck Zone into the Deck Zone, move a card from that zone repeatedly for that specific amount of times.