Thermopod, Thran Vigil, and Safehold Elite

Prerequisites

• Thermopod on the battlefield
• Thran Vigil on the battlefield
• Safehold Elite on the battlefield

Steps

1. Activate Thermopod by sacrificing Safehold Elite
2. When Safehold Elite dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it
3. Thran Vigil triggers, putting a +1/+1 counter on Safehold Elite
4. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite red mana
• Infinite sacrifice triggers