Boromir, Warden of the Tower | Knowledge Pool
Color Identity: W
Initial Card State
- Boromir and Knowledge Pool on the battlefield.
Steps
- Whenever a player casts a spell from their hand, Knowledge Pool triggers, exiling the spell and allowing the player to cast another card exiled by Knowledge Pool without paying its mana cost.
- If the player chooses to cast a spell, Boromir triggers, countering that spell since no mana was spent to cast it.
Results
- Counter all spells players cast from their hands.
Metadata
- This combo produces a lock.
