Nalia de'Arnise, Mortuary, and Phyrexian Altar

Prerequisites

• Nalia de'Arnise on the battlefield
• Mortuary on the battlefield
• Phyrexian Altar on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing any nontoken Rogue, Cleric, Wizard and/or Warrior that can be cast using one colored mana, adding one mana of any color
2. The creature dies, triggering Mortuary, putting the creature on top of your library
3. Cast the creature from the top of your library by paying its mana cost
4. Repeat

Results

• Infinite death triggers
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite storm count