Saffi Eriksdotter, Fiendish Panda, and Shilgengar, Sire of Famine

Prerequisites

• Saffi Eriksdotter on the battlefield
• Fiendish Panda on the battlefield
• Shilgengar, Sire of Famine on the battlefield

Steps

1. Activate Saffi by sacrificing it, targeting Fiendish Panda
2. Activate Shilgengar by sacrificing Fiendish Panda
3. When Fiendish Panda dies, its second ability and Saffi trigger
4. Resolve the Saffi trigger, returning Fiendish Panda from your graveyard to the battlefield
5. Resolve the Fiendish Panda trigger, returning Saffi from your graveyard to the battlefield
6. Resolve the Shilgengar ability, creating a Blood token
7. Repeat

Results

• Infinite artifact tokens
• Infinite creature LTB
• Infinite creature ETB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite Blood tokens