Unctus, Grand Metatect, Fatestitcher, and Forensic Researcher

Prerequisites

• Unctus, Grand Metatect on the battlefield
• Fatestitcher on the battlefield
• Forensic Researcher on the battlefield
• Fatestitcher and Forensic Researcher do not have summoning sickness

Steps

1. Activate Fatestitcher by tapping it, targeting Forensic Researcher
2. Fatestitcher triggers, causing you to loot
3. Resolve the Fatestitcher ability, untapping Forensic Researcher
4. Activate Forensic Researcher by tapping it, targeting Fatestitcher
5. Forensic Researcher triggers, causing you to loot
6. Resolve the Forensic Researcher ability, untapping Fatestitcher
7. Repeat

Results

• Infinite self-discard triggers
• Infinite draw triggers
• Infinite looting