Uyo, Silent Prophet, Patron of the Moon, Amulet of Vigor, and Nyxbloom Ancient

Prerequisites

• Uyo, Silent Prophet on the battlefield
• Patron of the Moon on the battlefield
• Amulet of Vigor on the battlefield
• Nyxbloom Ancient on the battlefield
• High Tide in hand
• You control at least two mana-producing lands

Steps

1. Cast any instant or sorcery spell by paying its mana cost, or wait for an opponent to cast one
2. Holding priority, activate two lands by tapping them, adding at least
3. Holding priority, activate Uyo by paying and returning two lands to your hand, copying the instant or sorcery
4. Resolve the copy of the instant or sorcery
5. Activate Patron of the Moon by paying , putting two lands from your hand onto the battlefield tapped
6. When the lands enter the battlefield, Amulet of Vigor triggers twice, untapping them
7. Repeat from step 2

Results

• Infinite copies of any instants and/or sorceries on the stack
• Infinite landfall triggers
• Infinite magecraft triggers
• Infinite mana lands you control can produce