Sethron, Hurloon General, Cloudstone Curio, Universal Automaton, and Birgi, God of Storytelling // Harnfel, Horn of Bounty

Prerequisites

• Sethron, Hurloon General on the battlefield
• Cloudstone Curio on the battlefield
• Universal Automaton in hand
• Birgi, God of Storytelling // Harnfel, Horn of Bounty on the battlefield
• available

Steps

1. Cast Universal Automaton by paying
2. Birgi triggers, adding
3. Universal Automaton enters the battlefield, triggering Sethron, creating a 2/2 Minotaur creature token
4. The Minotaur enters the battlefield, triggering Cloudstone Curio, returning Universal Automaton from the battlefield to your hand
5. Repeat

Results

• Infinite creature tokens
• Infinite ETB
• Infinite LTB
• Infinite storm count