Rule evolution

Rule 723.5a

Previously numbered 710.4a, 711.4a, 711.5a, 712.5a, 714.5a, 715.5a, 716.5a, 718.5a, 719.5a, 720.5a, 721.5a, 722.5a.

Earliest archived Rules release: 2009-10-01 · 1 wording revision · 14 renumberings

  1. Earliest archived Rules release710.4aDetails
    The controller of another player's turn can use only that player's resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of the turn decides that the active player will cast a spell with an additional cost of discarding cards, the cards are discarded from the active player's hand.
  2. Renumbered710.4a → 711.4aDetails

    Previously
    7. Additional Rules
    710. Controlling Another Player's Turn

    Then
    7. Additional Rules
    711. Controlling Another Player's Turn

    The controller of another player's turn can use only that player's resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of the turn decides that the active player will cast a spell with an additional cost of discarding cards, the cards are discarded from the active player's hand.
  3. Wording changed & Renumbered711.4a → 711.5aDetails

    Previously
    7. Additional Rules
    711. Controlling Another Player's Turn

    Then
    7. Additional Rules
    711. Controlling Another Player

    The controller of another player's turn can use only that player's resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of thea turnplayer decides that the activecontrolled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the activecontrolled player's hand.
  4. Renumbered711.5a → 712.5aDetails

    Previously
    7. Additional Rules
    711. Controlling Another Player

    Then
    7. Additional Rules
    712. Controlling Another Player

    The controller of another player can use only that player's resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player's hand.
  5. Renumbered712.5a → 714.5aDetails

    Previously
    7. Additional Rules
    712. Controlling Another Player

    Then
    7. Additional Rules
    714. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  6. Renumbered714.5a → 715.5aDetails

    Previously
    7. Additional Rules
    714. Controlling Another Player

    Then
    7. Additional Rules
    715. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  7. Renumbered715.5a → 716.5aDetails

    Previously
    7. Additional Rules
    715. Controlling Another Player

    Then
    7. Additional Rules
    716. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  8. Renumbered716.5a → 718.5aDetails

    Previously
    7. Additional Rules
    716. Controlling Another Player

    Then
    7. Additional Rules
    718. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  9. Renumbered718.5a → 719.5aDetails

    Previously
    7. Additional Rules
    718. Controlling Another Player

    Then
    7. Additional Rules
    719. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  10. Renumbered719.5a → 720.5aDetails

    Previously
    7. Additional Rules
    719. Controlling Another Player

    Then
    7. Additional Rules
    720. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  11. Renumbered720.5a → 719.5aDetails

    Previously
    7. Additional Rules
    720. Controlling Another Player

    Then
    7. Additional Rules
    719. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  12. Renumbered719.5a → 720.5aDetails

    Previously
    7. Additional Rules
    719. Controlling Another Player

    Then
    7. Additional Rules
    720. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  13. Renumbered720.5a → 721.5aDetails

    Previously
    7. Additional Rules
    720. Controlling Another Player

    Then
    7. Additional Rules
    721. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  14. Renumbered721.5a → 722.5aDetails

    Previously
    7. Additional Rules
    721. Controlling Another Player

    Then
    7. Additional Rules
    722. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.
  15. Renumbered722.5a → 723.5aDetails

    Previously
    7. Additional Rules
    722. Controlling Another Player

    Then
    7. Additional Rules
    723. Controlling Another Player

    The controller of another player can use only that player’s resources (cards, mana, and so on) to pay costs for that player. Example: If the controller of a player decides that the controlled player will cast a spell with an additional cost of discarding cards, the cards are discarded from the controlled player’s hand.

Current in the latest available Rules
Unchanged since 2026-08-07.