Matoya, Archon Elder, Curator of Mysteries, and Psychic Frog

Prerequisites

• Matoya, Archon Elder on the battlefield
• Curator of Mysteries on the battlefield
• Psychic Frog on the battlefield

Steps

1. Activate Psychic Frog 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 Psychic Frog ability
5. Repeat

Results

• Infinite self-discard triggers
• Infinite draw triggers
• Infinite rummaging
• Near-infinite +1/+1 counters on Psychic Frog