Molten Echoes, Cloudstone Curio, and Burning-Tree Emissary

Prerequisites

• Molten Echoes on the battlefield
• Cloudstone Curio on the battlefield
• Burning-Tree Emissary in hand
• "Human" or "Shaman" chosen with Molten Echoes
• available

Steps

1. Cast Burning-Tree Emissary by paying
2. Burning-Tree Emissary enters the battlefield, triggering itself, Cloudstone Curio and Molten Echoes
3. Resolve the Burning-Tree Emissary trigger, adding
4. Resolve the Cloudstone Curio trigger, choosing to return nothing from the battlefield to your hand
5. Resolve the Molten Echoes trigger, creating a token copy of Burning-Tree Emissary with haste
6. The Burning-Tree Emissary token enters the battlefield, triggering itself and Cloudstone Curio
7. Resolve the Burning-Tree Emissary trigger, adding
8. Resolve the Cloudstone Curio trigger, returning the nontoken Burning-Tree Emissary from the battlefield to your hand
9. Repeat

Results

• Infinite creature tokens with haste
• Infinite ETB
• Infinite green mana
• Infinite LTB
• Infinite red mana
• Infinite storm count