Color Identity: U, B, R

Prerequisites

  1.  All permanents on the battlefield.

Steps

  1. Whenever a creature enters the battlefield under an opponent's control, it enters tapped due to
    Urabrask the Hidden
    Urabrask     and triggers
    Intruder Alarm
    Intruder Alarm    .
  2. Holding priority, activate
    Royal Assassin
    Royal Assassin     by tapping it, destroying the creature.
  3. Resolve the
    Intruder Alarm
    Intruder Alarm     trigger, untapping all creatures.
  4. Repeat.

Results

  1. Destroy all creatures that enter the battlefield under an opponent's control.

Metadata

  1. In 1 deck according to EDHREC.
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