Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight, Viscera Seer, and Big Mother Mouser

Prerequisites

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight on the battlefield
• Viscera Seer on the battlefield
• Big Mother Mouser on the battlefield

Steps

1. Activate Viscera Seer by sacrificing Big Mother Mouser
2. When Big Mother Mouser dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect
3. Resolve the Viscera Seer ability
4. Repeat

Results

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