Prerequisites
- Rin and Seri, Inseparable, Ashnod's Altar, Purphoros, God of the Forge, and Enduring Renewal on the battlefield
- Universal Automaton in hand
- available
Steps
- Play Universal Automaton, receiving 1 Cat and 1 Dog token
- Purphoros, God of the Forge activates dealing 6 damage to each opponent
- Sacrifice Universal Automaton to Ashnod's Altar giving you
- Enduring Renewal puts Universal Automaton back in your hand
- Repeat
Results
- Infinite Cat and Dog tokens
- Infinite colorless mana
- Infinite ETB
- Infinite LTB
- Infinite sacrifice triggers
- Infinite death triggers
- Infinite storm count
- Infinite damage
Required Cards 5
Rin and Seri, Inseparable
Legendary Creature — Dog Cat
Enduring Renewal
Enchantment
Universal Automaton
Artifact Creature — Shapeshifter
Purphoros, God of the Forge
Legendary Enchantment Creature — God