Matoya, Archon Elder, Curator of Mysteries, and Iron-Shield Elf

Prerequisites

• Matoya, Archon Elder on the battlefield
• Curator of Mysteries on the battlefield
• Iron-Shield Elf on the battlefield

Steps

1. Activate Iron-Shield Elf by discarding a card
2. Curator of Mysteries triggers, causing you to scry 1
3. Matoya triggers, causing you to draw a card
4. Resolve the Iron-Shield Elf ability
5. Repeat

Results

• Infinite draw triggers
• Infinite rummaging
• Infinite self-discard triggers