Eligeth, Crossroads Augur, Curator of Mysteries, and Prognostic Sphinx

Prerequisites

• Eligeth, Crossroads Augur on the battlefield
• Curator of Mysteries on the battlefield
• Prognostic Sphinx on the battlefield

Steps

1. Activate Prognostic Sphinx by discarding a card
2. Curator of Mysteries triggers, causing you to draw a card due to Eligeth
3. Resolve the Prognostic Sphinx ability
4. Repeat

Results

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