the front side of Intruder Alarm
the back of a classic MtG card
the front side of Elemental Mastery
the back of a classic MtG card

Color Identity: U, R

Initial Card State

  1.  Intruder Alarm and Elemental Mastery on the battlefield.

Notable Prerequisites

  1. Elemental Mastery attached to any creature you control without summoning sickness that has power one or greater.

Steps

  1. Activate the creature with Elemental Mastery attached by tapping it, creating a number of 1/1 Elemental creature tokens with haste equal to the creatures power.
  2. The Elementals enter the battlefield, triggering Intruder Alarm that many times.
  3. Resolve each Intruder Alarm trigger, untapping all creatures.
  4. Repeat.

Results

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

Metadata

  1. In 116 decks according to EDHREC.
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