Phenax, God of Deception + Eater of the Dead

Prerequisites

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Steps

1. 1Activate Eater of the Dead by tapping it, causing a player to mill cards equal to its toughness.
2. 2Activate Eater of the Dead by paying , exiling a creature card from a graveyard and untapping Eater of the Dead.
3. 3Repeat as able.

Effects

• Near-infinite mill
• Near-infinite self-mill