the front side of Satoru Umezawa
the back of a classic MtG card
the front side of Intruder Alarm
the back of a classic MtG card

Color Identity: U, B

Cards

  1. Card Back
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    Satoru Umezawa
  2. Card Back
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    Intruder Alarm

Initial Card State

  1.  
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    Satoru Umezawa
    and
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    Intruder Alarm
    on the battlefield.

Easy Prerequisites

  1. You control another creature that can attack this turn and that cannot be blocked by an opponent.
  2. You have a creature card in hand.

Notable Prerequisites

  1. Creatures you control can tap to produce at least ({2} magic symbol)  ({U} magic symbol)  ({B} magic symbol)  .

Steps

  1. Declare any other creature as an attacker.
  2. When that creature isn't blocked, activate any number of creatures you control by tapping them, adding at least ({2} magic symbol)  ({U} magic symbol)  ({B} magic symbol)  .
  3. Activate a creature card's ninjutsu ability by paying ({2} magic symbol)  ({U} magic symbol)  ({B} magic symbol)   and returning the unblocked attacker to your hand, putting the creature card from your hand onto the battlefield tapped and attacking.
  4. When the creature enters the battlefield,
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    Intruder Alarm
    triggers, untapping all creatures.
  5. Repeat from step 2.

Results

  1. Infinite LTB.
  2. Infinite ETB.
  3. Infinite mana creatures you control can produce.
  4. Infinite untap of creatures.

Metadata

  1. In 69 decks according to EDHREC.
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