the front side of Rukarumel, Biologist
the back of a classic MtG card
the front side of Intruder Alarm
the back of a classic MtG card

Color Identity: W, U, B, R, G

Initial Card State

  1.  Rukarumel and Intruder Alarm on the battlefield.

Notable Prerequisites

  1. Rukarumel does not have summoning sickness.
  2. Creatures you control can tap to produce at least ({3} magic symbol)  .

Steps

  1. Activate all mana-producing creatures by tapping them, adding at least ({3} magic symbol)  .
  2. Activate Rukarumel by paying ({3} magic symbol)   and tapping it, creating a 1/1 Sliver creature token.
  3. When the Sliver enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  4. Repeat.
  5. If creatures you control can tap to produce at least ({4} magic symbol)  , this combo nets infinite mana.

Results

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