Divine Visitation, Requiem Angel, Zulaport Cutthroat, and Viscera Seer

Prerequisites

• All permanents are on the battlefield and a Non-Spirit creature

Steps

1. Sacrifice a non-Spirit creature to Viscera Seer (Scry 1; Zulaport Cutthroat trigger)
2. Requiem Angel triggers, attempting to create a 1/1 Spirit Token
3. Divine Visitation's replacement effect causes it to create a 4/4 Angel Token instead
4. Sacrifice the Angel Token to Viscera Seer (Scry 1, Zulaport Cutthroat trigger)
5. This triggers Requiem Angel again, creating another Angel token
6. Repeat the loop to drain the table with Zulaport Cutthroat

Results

• Infinite lifegain
• Infinite life drain
• Infinite ETB
• Infinite death triggers
• Infinite LTB
• Infinite Scry 1