Raffine's Guidance, Phyrexian Altar, Sigil of the Empty Throne, and Sami, Wildcat Captain

Prerequisites

• Raffine's Guidance in the graveyard
• Phyrexian Altar on the battlefield
• Sigil of the Empty Throne on the battlefield
• Sami, Wildcat Captain on the battlefield
• available

Steps

1. Cast Raffine's Guidance from your graveyard by paying due to Sami
2. Sigil of the Empty Throne triggers, creating a creature token
3. Resolve Raffine's Guidance, attaching it to another creature you control
4. Activate Phyrexian Altar by sacrificing the creature that has Raffine's Guidance attached, adding
5. Repeat

Results

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