Saffi Eriksdotter, Jackdaw Savior, and Viscera Seer

Prerequisites

• Saffi Eriksdotter on the battlefield
• Jackdaw Savior on the battlefield
• Viscera Seer on the battlefield

Steps

1. Activate Saffi by sacrificing it, targeting Jackdaw Savior
2. Activate Viscera Seer by sacrificing Jackdaw Savior
3. When Jackdaw Savior dies, it and Saffi trigger
4. Resolve the Jackdaw Savior trigger, returning Saffi from your graveyard to the battlefield
5. Resolve the Saffi trigger, returning Jackdaw Savior from your graveyard to the battlefield
6. Resolve the Viscera Seer ability
7. Repeat

Results

• Infinite creature LTB
• Infinite creature ETB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite scry 1