Rukarumel, Biologist, Promised Kannushi, Ashnod's Altar, and Stonework Packbeast

Prerequisites

• Rukarumel, Biologist on the battlefield
• Promised Kannushi on the battlefield
• Ashnod's Altar on the battlefield
• Stonework Packbeast on the battlefield
• "Spirit" chosen with Rukarumel

Steps

1. Activate Ashnod's Altar by sacrificing Promised Kannushi, adding
2. When Promised Kannushi dies, its soulshift ability triggers, returning itself from your graveyard to your hand
3. Activate Stonework Packbeast by paying , adding
4. Cast Promised Kannushi by paying
5. Repeat

Results

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