the front side of Xavier Sal, Infested Captain
the back of a classic MtG card
the front side of Intruder Alarm
the back of a classic MtG card
the front side of Arwen, Weaver of Hope
the back of a classic MtG card

Color Identity: B, G, U

Initial Card State

  1.  All permanents on the battlefield.

Notable Prerequisites

  1. Xavier Sal does not have summoning sickness.
  2. You control at least one nonlegendary creature token.
  3. There is at least one counter on a permanent you control.

Steps

  1. Activate Xavier Sal's first ability by removing a counter from a permanent you control, creating a copy of a creature token you control that enters the battlefield with at least one +1/+1 counter on it due to Arwen.
  2. When the creature token enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  3. Repeat.

Results

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

Metadata

  1. In 170 decks according to EDHREC.
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