Color Identity: U, B

Prerequisites

  1.  
    Great Whale
    Great Whale     in hand.
  2.  
    Satoru Umezawa
    Satoru Umezawa     and
    Prosperous Thief
    Prosperous Thief     on the battlefield.
  3. Prosperous Thief
    Prosperous Thief     does not have summoning sickness and cannot be blocked by an opponent.
  4. You control up to seven lands that can tap to produce at least ({3} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  ({B} magic symbol)  .

Steps

  1. Declare
    Prosperous Thief
    Prosperous Thief     as an attacker.
  2. When it isn't blocked, activate up to seven lands you control by tapping them, adding at least ({3} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  ({B} magic symbol)  .
  3. Activate
    Great Whale
    Great Whale    's ninjutsu ability by paying ({2} magic symbol)  ({U} magic symbol)  ({B} magic symbol)   and returning
    Prosperous Thief
    Prosperous Thief     from the battlefield to your hand, putting
    Great Whale
    Great Whale     onto the battlefield from your hand tapped and attacking.
  4. When
    Great Whale
    Great Whale     enters the battlefield, it triggers, untapping up to seven lands.
  5. Activate
    Prosperous Thief
    Prosperous Thief    's ninjutsu ability by paying ({1} magic symbol)  ({U} magic symbol)   and returning
    Great Whale
    Great Whale     from the battlefield to your hand, putting
    Prosperous Thief
    Prosperous Thief     onto the battlefield from your hand tapped and attacking.
  6. Repeat from step 2.
  7. If you control up to seven lands that can tap to produce at least ({4} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  ({B} magic symbol)  , this combo nets infinite mana.

Results

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

Metadata

  1. In 354 decks according to EDHREC.
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