Mary Read and Anne Bonny, Gilded Assault Cart, Xorn, and Birgi, God of Storytelling // Harnfel, Horn of Bounty

Prerequisites

• Mary Read and Anne Bonny on the battlefield
• Gilded Assault Cart in hand
• Xorn on the battlefield
• Birgi, God of Storytelling // Harnfel, Horn of Bounty on the battlefield

Steps

1. Activate Harnfel by discarding Gilded Assault Cart
2. Mary Read and Anne Bonny triggers, creating two tapped Treasure tokens
3. Resolve the Harnfel ability, exiling the top two cards of your library with the ability to play them until end of turn
4. Activate Gilded Assault Cart by sacrificing two Treasures, returning Gilded Assault Cart from your graveyard to your hand
5. Repeat

Results

• Exile your library with the ability to play the exiled cards until end of turn
• Infinite self-discard triggers