Anticausal Vestige, Cloudstone Curio, and Moritte of the Frost

Prerequisites

• Anticausal Vestige on the battlefield
• Cloudstone Curio on the battlefield
• Moritte of the Frost in hand or in the command zone
• plus commander tax if applicable available

Steps

1. Cast Moritte of the Frost either from your hand or from the command zone by paying plus commander tax if applicable
2. Choose to have it enter as a copy of Anticausal Vestige
3. When Moritte of the Frost enters, Cloudstone Curio triggers, returning Anticausal Vestige from the battlefield to your hand
4. When Anticausal Vestige leaves the battlefield, it triggers, causing you to draw a card and and put Anticausal Vestige from your hand onto the battlefield
5. When Anticausal Vestige enters, Cloudstone Curio triggers, returning Moritte of the Frost from the battlefield to your hand
6. When Moritte of the Frost leaves the battlefield, it triggers, causing you to draw a card and put Moritte of the Frost from your hand onto the battlefield as a copy of Anticausal Vestige
7. Repeat from step 2

Results

• Infinite card draw
• Near-infinite ETB
• Infinite draw triggers
• Near-infinite storm count
• Near-infinite LTB