Zask, Skittering Swarmlord, Aluren, and Phyrexian Altar

Prerequisites

• Zask, Skittering Swarmlord on the battlefield
• Aluren on the battlefield
• Phyrexian Altar on the battlefield

Steps

1. Cast the Insect from your hand or graveyard by paying due to Aluren
2. Activate Phyrexian Altar by sacrificing the Insect
3. When the Insect dies, Zask triggers
4. Holding priority, cast the Insect from your graveyard by paying due to Aluren
5. Resolve the Zask ability, causing you to mill two cards
6. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite self-mill
• Infinite storm count