Zedruu the Greathearted + Knowledge Pool + Colfenor's Plans

Prerequisites

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Steps

1. 1Activate Zedruu by paying , giving control of Colfenor's Plans to an opponent.
2. 2Whenever the opponent that controls Colfenor's Plans casts a spell from their hand, Knowledge Pool triggers, exiling that spell.
3. 3Because Colfenor's Plans prevents the opponent from casting more than one spell each turn, the opponent cannot cast the spell permitted by Knowledge Pool, or any other spell that turn.

Effects

• Exile all spells target opponent casts from their hand
• Lock
• Target opponent can only cast one spell per turn
• Target opponent skips their draw step