Thermopod, Dualcaster Mage, and Supernatural Stamina

Prerequisites

• Thermopod on the battlefield
• Dualcaster Mage in hand
• Supernatural Stamina in hand
• available

Steps

1. Cast Supernatural Stamina by paying its mana cost
2. Holding priority, cast Dualcaster Mage by paying its mana cost
3. When Dualcaster Mage enters, it triggers, copying Supernatural Stamina, with the copy targeting Dualcaster Mage
4. Resolve the copy of Supernatural Stamina
5. Holding priority, activate Thermopod by sacrificing Dualcaster Mage
6. When Dualcaster Mage dies, it triggers, returning it from your graveyard to the battlefield
7. Repeat from step 3

Results

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