Deflecting Palm Foil

Instant

The next time a source of your choice would deal damage to you this turn, prevent that damage. If damage is prevented this way, Deflecting Palm deals that much damage to that source's controller.

「歴史の学徒は誰しもが過去から学ぶ力を持つ。偉大な者たちはそれを自らの利益のために用いる。」 ――ロアホールドの学部長、プラーグ