Phyrexian Altar + Geth's Summons + Archaeomancer
Phyrexian Altar
Geth's Summons
Archaeomancer
Requires
Phyrexian Altar must be on the battlefield.
Geth's Summons must be in hand.
Archaeomancer must be in the graveyard.
At least three opponents have at least three poison counters each and at least one creature card each in their graveyards.
Mana needed: 
Steps
- Cast Geth's Summons by paying , returning Archaeomancer from your graveyard and three creatures from opponents' graveyards to the battlefield under your control.
- Archaeomancer triggers, returning Geth's Summons from your graveyard to your hand.
- Activate Phyrexian Altar four times by sacrificing all four creatures you returned in step 1, adding .
- Repeat.
Results
Infinite blinking of creatures in opponent's graveyards. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.
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