Saffi Eriksdotter, Reveillark, and Viscera Seer

Prerequisites

• Saffi Eriksdotter on the battlefield
• Reveillark on the battlefield
• Viscera Seer on the battlefield

Steps

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

Results

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