Cadric, Soul Kindler, Rograkh, Son of Rohgahh, Cloudstone Curio, and Ashnod's Altar

Prerequisites

• Cadric, Soul Kindler on the battlefield
• Rograkh, Son of Rohgahh in hand or in the command zone
• Cloudstone Curio on the battlefield
• Ashnod's Altar on the battlefield
• plus enough mana to pay for commander tax, if applicable available

Steps

1. Cast Rograkh either from your hand or the command zone by paying and commander tax, if applicable
2. Rograkh enters the battlefield, triggering Cadric and Cloudstone Curio
3. Resolve the Cloudstone Curio trigger, choosing not to return anything to your hand
4. Resolve the Cadric trigger, causing you to pay to create a token copy of Rograkh with haste
5. The Rograkh token enters the battlefield, triggering Cloudstone Curio, returning the nontoken Rograkh from the battlefield to your hand
6. Activate Ashnod's Altar by sacrificing the Rograkh token, adding
7. Repeat

Results

• Infinite colorless mana
• Infinite creature tokens with haste
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count