Archelos, Lagoon Mystic, Uyo, Silent Prophet, Patron of the Moon, and Mana Reflection

Prerequisites

• Archelos, Lagoon Mystic on the battlefield
• Uyo, Silent Prophet on the battlefield
• Patron of the Moon on the battlefield
• Mana Reflection on the battlefield
• High Tide in hand
• You control at least two mana-producing lands
• Archelos is untapped

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 untapped due to Archelos
6. 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