Mikaeus, the Unhallowed, Luminous Broodmoth, and Viscera Seer

Prerequisites

• Mikaeus, the Unhallowed on the battlefield
• Luminous Broodmoth on the battlefield
• Viscera Seer on the battlefield

Steps

1. Activate Viscera Seer by sacrificing itself, scrying 1
2. Viscera Seer's undying ability triggers, as does Luminous Broodmoth if Viscera Seer did not have flying
3. Resolve Viscera Seer's ability, returning Viscera Seer from your graveyard to the battlefield with a +1/+1 counter on it
4. Activate Viscera Seer by sacrificing itself, scrying 1
5. Luminous Broodmoth triggers, returning Viscera Seer from your graveyard to the battlefield with a flying counter on it
6. Repeat

Results

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