the front side of Boromir, Warden of the Tower
the back of a classic MtG card
the front side of Possibility Storm
the back of a classic MtG card

Color Identity: R, W

Initial Card State

  1.  Boromir and Possibility Storm on the battlefield.

Steps

  1. Whenever a player casts a spell from their hand, Possibility Storm triggers, exiling the spell and allowing the player to reveal cards from the top of their library until they reveal a spell that shares a type with the exiled spell, and cast it without paying its mana cost.
  2. If the player chooses to cast the spell, Boromir triggers, countering that spell since no mana was spent to cast it.

Results

  1. Counter all spells players cast from their hands.

Metadata

  1. This combo produces a lock.
  2. In 543 decks according to EDHREC.
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