Bard Class, and Cloudstone Curio

Prerequisites

• Bard Class on the battlefield
• Cloudstone Curio on the battlefield

Steps

1. Cast the legendary creature in your hand by paying due to Bard Class
2. If Bard Class is level 3, its third ability triggers, exiling the top two cards of your library with the ability to play them until end of turn
3. When the legendary creature enters, Cloudstone Curio triggers, returning the other legendary creature from the battlefield to your hand
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite storm count
• Exile your library with the ability to play the exiled cards until end of turn