Reassembling Skeleton + Phyrexian Altar + Sifter of Skulls

Prerequisites

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Steps

1. 1Activate Phyrexian Altar by sacrificing Reassembling Skeleton, adding
2. 2Sifter of Skulls triggers, creating a 1/1 Eldrazi Scion creature token with "Sacrifice this creature: add "
3. 3Activate the Eldrazi Scion by sacrificing it, adding .
4. 4Activate Reassembling Skeleton by paying , returning it from your graveyard to the battlefield tapped.
5. 5Repeat.

Effects

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers