Mirror-Mad Phantasm, and Dominion Saboteur

Prerequisites

• Mirror-Mad Phantasm in hand or on the battlefield or in the command zone or in exile or in the graveyard
• Dominion Saboteur on the battlefield
• available

Steps

1. Activate Dominion Saboteur by paying , shuffling Dominion Saboteur into your library and milling your entire library due to it not having a card named Mirror-Mad Phantasm in it

Results

• Infinite self-mill