Spirit Mirror + Amoeboid Changeling + Faces of the Past

Prerequisites

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Steps

1. 1Activate Amoeboid Changeling's first ability by tapping it, causing any creature an opponent controls to gain all creature types until end of turn.
2. 2Activate Spirit Mirror by paying , destroying the opponent's creature.
3. 3When the creature dies, Faces of the Past triggers, untapping Amoeboid Changeling.
4. 4Repeat.

Effects

• Destroy all creatures opponents control
• Destroy each creature that enters the battlefield under an opponent's control
• Lock