Unctus, Grand Metatect, Forensic Researcher, and Vizier of Tumbling Sands

Prerequisites

• Unctus, Grand Metatect on the battlefield
• Forensic Researcher on the battlefield
• Vizier of Tumbling Sands on the battlefield
• Forensic Researcher and Vizier of Tumbling Sands do not have summoning sickness

Steps

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

Results

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