Tenacious Dead + Phyrexian Altar + Sifter of Skulls + Zulaport Cutthroat

Prerequisites

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Steps

1. 1Sacrifice Tenacious Dead to Phyrexian Altar, generating .
2. 2Sifter of Skulls, Zulaport Cutthroat, and Tenacious Dead trigger; stack the triggers to resolve in that order.
3. 3Sifter of Skulls generates an Eldrazi Scion token; sacrifice it to generate (Zulaport Cutthroat triggers again).
4. 4Resolve two Zulaport Cutthroat triggers, draining opponent for 2.
5. 5Resolve the Tenacious Dead trigger, paying to return it to the battlefield from the graveyard.
6. 6Repeat the sacrifice-recursion loop, draining opponent infinitely with Zulaport Cutthroat triggers.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss