Sun Titan, Thermopod, and Unhallowed Pact

Prerequisites

• Sun Titan on the battlefield
• Thermopod on the battlefield
• Unhallowed Pact on the battlefield

Steps

1. Activate Thermopod by sacrificing Sun Titan
2. When Sun Titan dies, Unhallowed Pact triggers, returning Sun Titan from your graveyard to the battlefield
3. When Sun Titan enters, it triggers, returning Unhallowed Pact from your graveyard to the battlefield attached to Sun Titan
4. Repeat

Results

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